CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="en" dir="ltr"> <head> <meta charset="UTF-8"> <title>Tar - Wikipedia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )enwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":["",""],"wgDigitTransformTable":["",""],"wgDefaultDateFormat":"dmy", "wgMonthNames":["","January","February","March","April","May","June","July","August","September","October","November","December"],"wgRequestId":"790b472e-b288-4a40-8ecb-9e3513269c1c","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Tar","wgTitle":"Tar","wgCurRevisionId":1252785578,"wgRevisionId":1252785578,"wgArticleId":1566231,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Webarchive template wayback links","Articles with short description","Short description is different from Wikidata","All articles with unsourced statements","Articles with unsourced statements from February 2021","Articles containing Swedish-language text","Articles containing Danish-language text","Articles containing Norwegian-language text","Articles containing Finnish-language text","Articles with unsourced statements from August 2024", "Pages containing citation needed template with unsupported parameters","Articles with unsourced statements from June 2023","Commons category link is on Wikidata","Materials","Polymers","Chemical mixtures","Arab inventions"],"wgPageViewLanguage":"en","wgPageContentLanguage":"en","wgPageContentModel":"wikitext","wgRelevantPageName":"Tar","wgRelevantArticleId":1566231,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":false,"wgFlaggedRevsParams":{"tags":{"status":{"levels":1}}},"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"en","pageLanguageDir":"ltr","pageVariantFallbacks":"en"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":false,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":10000,"wgRelatedArticlesCompat":[], "wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q186209","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init": "ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","mediawiki.page.media","site","mediawiki.page.ready","mediawiki.toc","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.ReferenceTooltips","ext.gadget.switcher","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=en&modules=ext.cite.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=en&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/b/b4/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="2218"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg/800px-Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="1479"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg/640px-Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg"> <meta property="og:image:width" content="640"> <meta property="og:image:height" content="1183"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Tar - Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//en.m.wikipedia.org/wiki/Tar"> <link rel="alternate" type="application/x-wiki" title="Edit this page" href="/w/index.php?title=Tar&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (en)"> <link rel="EditURI" type="application/rsd+xml" href="//en.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://en.wikipedia.org/wiki/Tar"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en"> <link rel="alternate" type="application/atom+xml" title="Wikipedia Atom feed" href="/w/index.php?title=Special:RecentChanges&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Tar rootpage-Tar skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Jump to content</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Main menu" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Main menu</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Main menu</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">hide</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Main_Page" title="Visit the main page [z]" accesskey="z"><span>Main page</span></a></li><li id="n-contents" class="mw-list-item"><a href="/wiki/Wikipedia:Contents" title="Guides to browsing Wikipedia"><span>Contents</span></a></li><li id="n-currentevents" class="mw-list-item"><a href="/wiki/Portal:Current_events" title="Articles related to current events"><span>Current events</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Special:Random" title="Visit a randomly selected article [x]" accesskey="x"><span>Random article</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:About" title="Learn about Wikipedia and how it works"><span>About Wikipedia</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us" title="How to contact Wikipedia"><span>Contact us</span></a></li> </ul> </div> </div> <div id="p-interaction" class="vector-menu mw-portlet mw-portlet-interaction" > <div class="vector-menu-heading"> Contribute </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-help" class="mw-list-item"><a href="/wiki/Help:Contents" title="Guidance on how to use and edit Wikipedia"><span>Help</span></a></li><li id="n-introduction" class="mw-list-item"><a href="/wiki/Help:Introduction" title="Learn how to edit Wikipedia"><span>Learn to edit</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Community_portal" title="The hub for editors"><span>Community portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Special:RecentChanges" title="A list of recent changes to Wikipedia [r]" accesskey="r"><span>Recent changes</span></a></li><li id="n-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_upload_wizard" title="Add images or other media for use on Wikipedia"><span>Upload file</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Main_Page" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="The Free Encyclopedia" src="/static/images/mobile/copyright/wikipedia-tagline-en.svg" width="117" height="13" style="width: 7.3125em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Special:Search" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Search Wikipedia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search Wikipedia" aria-label="Search Wikipedia" autocapitalize="sentences" title="Search Wikipedia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Personal tools"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Appearance</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en" class=""><span>Donate</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:CreateAccount&returnto=Tar" title="You are encouraged to create an account and log in; however, it is not mandatory" class=""><span>Create account</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:UserLogin&returnto=Tar" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o" class=""><span>Log in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Log in and more options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personal tools" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personal tools</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_en.wikipedia.org&uselang=en"><span>Donate</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:CreateAccount&returnto=Tar" title="You are encouraged to create an account and log in; however, it is not mandatory"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Create account</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:UserLogin&returnto=Tar" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Log in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages for logged out editors <a href="/wiki/Help:Introduction" aria-label="Learn more about editing"><span>learn more</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:MyContributions" title="A list of edits made from this IP address [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:MyTalk" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Talk</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contents" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">(Top)</div> </a> </li> <li id="toc-Terminology" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Terminology"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Terminology</span> </div> </a> <ul id="toc-Terminology-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Wood_tar" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Wood_tar"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Wood tar</span> </div> </a> <button aria-controls="toc-Wood_tar-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Wood tar subsection</span> </button> <ul id="toc-Wood_tar-sublist" class="vector-toc-list"> <li id="toc-Uses" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Uses"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Uses</span> </div> </a> <ul id="toc-Uses-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Coal_tar" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Coal_tar"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Coal tar</span> </div> </a> <ul id="toc-Coal_tar-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Tar</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 66 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-66" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">66 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%82%D8%B7%D8%B1%D8%A7%D9%86" title="قطران – Arabic" lang="ar" hreflang="ar" data-title="قطران" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Qaraya%C4%9F" title="Qarayağ – Azerbaijani" lang="az" hreflang="az" data-title="Qarayağ" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%94%D0%B7%D1%91%D0%B3%D0%B0%D1%86%D1%8C" title="Дзёгаць – Belarusian" lang="be" hreflang="be" data-title="Дзёгаць" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%94%D0%B7%D1%91%D0%B3%D0%B0%D1%86%D1%8C" title="Дзёгаць – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Дзёгаць" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9A%D0%B0%D1%82%D1%80%D0%B0%D0%BD" title="Катран – Bulgarian" lang="bg" hreflang="bg" data-title="Катран" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Quitr%C3%A0" title="Quitrà – Catalan" lang="ca" hreflang="ca" data-title="Quitrà" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%A2%D0%B8%D0%BA%C4%95%D1%82" title="Тикĕт – Chuvash" lang="cv" hreflang="cv" data-title="Тикĕт" data-language-autonym="Чӑвашла" data-language-local-name="Chuvash" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Dehet" title="Dehet – Czech" lang="cs" hreflang="cs" data-title="Dehet" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Tj%C3%A6re" title="Tjære – Danish" lang="da" hreflang="da" data-title="Tjære" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Teer" title="Teer – German" lang="de" hreflang="de" data-title="Teer" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/T%C3%B5rv" title="Tõrv – Estonian" lang="et" hreflang="et" data-title="Tõrv" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A0%CE%AF%CF%83%CF%83%CE%B1" title="Πίσσα – Greek" lang="el" hreflang="el" data-title="Πίσσα" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-myv mw-list-item"><a href="https://myv.wikipedia.org/wiki/%D0%9A%D0%B5%D0%BA%D1%88%D0%B5" title="Кекше – Erzya" lang="myv" hreflang="myv" data-title="Кекше" data-language-autonym="Эрзянь" data-language-local-name="Erzya" class="interlanguage-link-target"><span>Эрзянь</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Brea" title="Brea – Spanish" lang="es" hreflang="es" data-title="Brea" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Gudro" title="Gudro – Esperanto" lang="eo" hreflang="eo" data-title="Gudro" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Mundrun" title="Mundrun – Basque" lang="eu" hreflang="eu" data-title="Mundrun" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%82%D8%B7%D8%B1%D8%A7%D9%86" title="قطران – Persian" lang="fa" hreflang="fa" data-title="قطران" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Goudron" title="Goudron – French" lang="fr" hreflang="fr" data-title="Goudron" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Tarra" title="Tarra – Irish" lang="ga" hreflang="ga" data-title="Tarra" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Alcatr%C3%A1n" title="Alcatrán – Galician" lang="gl" hreflang="gl" data-title="Alcatrán" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%83%80%EB%A5%B4" title="타르 – Korean" lang="ko" hreflang="ko" data-title="타르" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BF%D5%B8%D6%82%D5%BA%D6%80" title="Կուպր – Armenian" lang="hy" hreflang="hy" data-title="Կուպր" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%A4%E0%A4%BE%E0%A4%B0%E0%A4%95%E0%A5%8B%E0%A4%B2" title="तारकोल – Hindi" lang="hi" hreflang="hi" data-title="तारकोल" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Katran" title="Katran – Croatian" lang="hr" hreflang="hr" data-title="Katran" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Gudro" title="Gudro – Ido" lang="io" hreflang="io" data-title="Gudro" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Ter" title="Ter – Indonesian" lang="id" hreflang="id" data-title="Ter" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Tjara" title="Tjara – Icelandic" lang="is" hreflang="is" data-title="Tjara" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Catrame" title="Catrame – Italian" lang="it" hreflang="it" data-title="Catrame" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%96%D7%A4%D7%AA" title="זפת – Hebrew" lang="he" hreflang="he" data-title="זפת" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%9F%E0%B2%BE%E0%B2%B0%E0%B3%86%E0%B2%A3%E0%B3%8D%E0%B2%A3%E0%B3%86" title="ಟಾರೆಣ್ಣೆ – Kannada" lang="kn" hreflang="kn" data-title="ಟಾರೆಣ್ಣೆ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="Kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D2%9A%D0%B0%D1%80%D0%B0%D0%BC%D0%B0%D0%B9" title="Қарамай – Kazakh" lang="kk" hreflang="kk" data-title="Қарамай" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Darva" title="Darva – Latvian" lang="lv" hreflang="lv" data-title="Darva" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Degutas" title="Degutas – Lithuanian" lang="lt" hreflang="lt" data-title="Degutas" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/K%C3%A1tr%C3%A1ny" title="Kátrány – Hungarian" lang="hu" hreflang="hu" data-title="Kátrány" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Tara" title="Tara – Malagasy" lang="mg" hreflang="mg" data-title="Tara" data-language-autonym="Malagasy" data-language-local-name="Malagasy" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%9F%E0%B4%BE%E0%B5%BC" title="ടാർ – Malayalam" lang="ml" hreflang="ml" data-title="ടാർ" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%80%E1%80%90%E1%80%B9%E1%80%90%E1%80%9B%E1%80%AC" title="ကတ္တရာ – Burmese" lang="my" hreflang="my" data-title="ကတ္တရာ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Burmese" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Teer" title="Teer – Dutch" lang="nl" hreflang="nl" data-title="Teer" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E4%B9%BE%E7%95%99%E6%B6%B2" title="乾留液 – Japanese" lang="ja" hreflang="ja" data-title="乾留液" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Tj%C3%A6re" title="Tjære – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Tjære" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Tj%C3%B8re" title="Tjøre – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Tjøre" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Quitran" title="Quitran – Occitan" lang="oc" hreflang="oc" data-title="Quitran" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Gudron" title="Gudron – Uzbek" lang="uz" hreflang="uz" data-title="Gudron" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-blk mw-list-item"><a href="https://blk.wikipedia.org/wiki/%E1%80%80%E1%80%90%E1%80%B9%E1%80%90%E1%80%9B%E1%80%AC" title="ကတ္တရာ – Pa'O" lang="blk" hreflang="blk" data-title="ကတ္တရာ" data-language-autonym="ပအိုဝ်ႏဘာႏသာႏ" data-language-local-name="Pa'O" class="interlanguage-link-target"><span>ပအိုဝ်ႏဘာႏသာႏ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Dziegie%C4%87" title="Dziegieć – Polish" lang="pl" hreflang="pl" data-title="Dziegieć" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Alcatr%C3%A3o" title="Alcatrão – Portuguese" lang="pt" hreflang="pt" data-title="Alcatrão" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Gudron" title="Gudron – Romanian" lang="ro" hreflang="ro" data-title="Gudron" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%94%D1%91%D0%B3%D0%BE%D1%82%D1%8C" title="Дёготь – Russian" lang="ru" hreflang="ru" data-title="Дёготь" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Katrani" title="Katrani – Albanian" lang="sq" hreflang="sq" data-title="Katrani" data-language-autonym="Shqip" data-language-local-name="Albanian" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Tar" title="Tar – Simple English" lang="en-simple" hreflang="en-simple" data-title="Tar" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Decht" title="Decht – Slovak" lang="sk" hreflang="sk" data-title="Decht" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Katran" title="Katran – Slovenian" lang="sl" hreflang="sl" data-title="Katran" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Gaamur" title="Gaamur – Somali" lang="so" hreflang="so" data-title="Gaamur" data-language-autonym="Soomaaliga" data-language-local-name="Somali" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Katran" title="Katran – Serbian" lang="sr" hreflang="sr" data-title="Katran" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Katran" title="Katran – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Katran" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Terva" title="Terva – Finnish" lang="fi" hreflang="fi" data-title="Terva" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Tj%C3%A4ra" title="Tjära – Swedish" lang="sv" hreflang="sv" data-title="Tjära" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%A4%E0%AE%BE%E0%AE%B0%E0%AF%8D" title="தார் – Tamil" lang="ta" hreflang="ta" data-title="தார்" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%99%E0%B9%89%E0%B8%B3%E0%B8%A1%E0%B8%B1%E0%B8%99%E0%B8%94%E0%B8%B4%E0%B8%99" title="น้ำมันดิน – Thai" lang="th" hreflang="th" data-title="น้ำมันดิน" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Katran" title="Katran – Turkish" lang="tr" hreflang="tr" data-title="Katran" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%94%D1%8C%D0%BE%D0%B3%D0%BE%D1%82%D1%8C" title="Дьоготь – Ukrainian" lang="uk" hreflang="uk" data-title="Дьоготь" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/H%E1%BA%AFc_%C3%ADn" title="Hắc ín – Vietnamese" lang="vi" hreflang="vi" data-title="Hắc ín" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E7%84%A6%E6%B2%B9" title="焦油 – Wu" lang="wuu" hreflang="wuu" data-title="焦油" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%A4%D7%A2%D7%9A" title="פעך – Yiddish" lang="yi" hreflang="yi" data-title="פעך" data-language-autonym="ייִדיש" data-language-local-name="Yiddish" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-bat-smg mw-list-item"><a href="https://bat-smg.wikipedia.org/wiki/Smala" title="Smala – Samogitian" lang="sgs" hreflang="sgs" data-title="Smala" data-language-autonym="Žemaitėška" data-language-local-name="Samogitian" class="interlanguage-link-target"><span>Žemaitėška</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%84%A6%E6%B2%B9" title="焦油 – Chinese" lang="zh" hreflang="zh" data-title="焦油" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q186209#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Tar" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Talk:Tar" rel="discussion" title="Discuss improvements to the content page [t]" accesskey="t"><span>Talk</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">English</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Views"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Tar"><span>Read</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Tar&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Tar&action=history" title="Past revisions of this page [h]" accesskey="h"><span>View history</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Tools" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Tools</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Tar"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Tar&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Tar&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/Tar" title="List of all English Wikipedia pages containing links to this page [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/Tar" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_Upload_Wizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Tar&oldid=1252785578" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Tar&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:CiteThisPage&page=Tar&id=1252785578&wpFormIdentifier=titleform" title="Information on how to cite this page"><span>Cite this page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FTar"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FTar"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Tar&action=show-download-screen" title="Download this page as a PDF file"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Tar&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Tar" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q186209" title="Structured data on this page hosted by Wikidata [g]" accesskey="g"><span>Wikidata item</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Dark viscous organic liquid</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">For other uses, see <a href="/wiki/Tar_(disambiguation)" class="mw-disambig" title="Tar (disambiguation)">Tar (disambiguation)</a>.</div> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg/220px-Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg" decoding="async" width="220" height="407" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg/330px-Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg/440px-Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg 2x" data-file-width="911" data-file-height="1684" /></a><figcaption>One can produce a tar-like substance from corn stalks by heating them in a microwave oven. This process is known as <a href="/wiki/Pyrolysis" title="Pyrolysis">pyrolysis</a>.</figcaption></figure> <p><b>Tar</b> is a dark brown or black <a href="/wiki/Viscosity" title="Viscosity">viscous</a> liquid of <a href="/wiki/Hydrocarbon" title="Hydrocarbon">hydrocarbons</a> and free <a href="/wiki/Carbon" title="Carbon">carbon</a>, obtained from a wide variety of <a href="/wiki/Organic_matter" title="Organic matter">organic materials</a> through <a href="/wiki/Destructive_distillation" title="Destructive distillation">destructive distillation</a>. Tar can be produced from <a href="/wiki/Coal" title="Coal">coal</a>, <a href="/wiki/Wood" title="Wood">wood</a>, <a href="/wiki/Petroleum" title="Petroleum">petroleum</a>, or <a href="/wiki/Peat" title="Peat">peat</a>.<sup id="cite_ref-Definition_1-0" class="reference"><a href="#cite_note-Definition-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Mineral products resembling tar can be produced from <a href="/wiki/Fossil_fuel" title="Fossil fuel">fossil hydrocarbons</a>, such as <a href="/wiki/Petroleum" title="Petroleum">petroleum</a>. <a href="/wiki/Coal_tar" title="Coal tar">Coal tar</a> is produced from coal as a byproduct of <a href="/wiki/Coke_(fuel)" title="Coke (fuel)">coke</a> production. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Terminology">Terminology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=1" title="Edit section: Terminology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>"Tar" and "<a href="/wiki/Pitch_(resin)" title="Pitch (resin)">pitch</a>" can be used interchangeably. <a href="/wiki/Bitumen" title="Bitumen">Asphalt</a> (naturally occurring pitch) may also be called either "mineral tar" or "mineral pitch". There is a tendency to use "tar" for more liquid substances and "pitch" for more solid (<a href="/wiki/Viscoelasticity" title="Viscoelasticity">viscoelastic</a>) substances.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Both "tar" and "pitch" are applied to viscous forms of asphalt, such as the asphalt found in naturally occurring <a href="/wiki/Tar_pit" title="Tar pit">tar pits</a> (e.g., the <a href="/wiki/La_Brea_Tar_Pits" title="La Brea Tar Pits">La Brea Tar Pits</a> in Los Angeles). "Rangoon tar", also known as "Burmese oil" or "Burmese naphtha", is also a form of petroleum.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Oil_sands" title="Oil sands">Oil sands</a>, found extensively in <a href="/wiki/Alberta,_Canada" class="mw-redirect" title="Alberta, Canada">Alberta, Canada</a>, and composed of asphalt, are <a href="/wiki/Colloquially" class="mw-redirect" title="Colloquially">colloquially</a> referred to as "tar sands".<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Wood_tar">Wood tar</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=2" title="Edit section: Wood tar"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Further information: <a href="/wiki/Pine_tar" title="Pine tar">Pine tar</a> and <a href="/wiki/Birch_tar" class="mw-redirect" title="Birch tar">Birch tar</a></div> <figure typeof="mw:File/Thumb"><a href="/wiki/File:Tj%C3%A4rdal_092.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Tj%C3%A4rdal_092.jpg/200px-Tj%C3%A4rdal_092.jpg" decoding="async" width="200" height="267" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Tj%C3%A4rdal_092.jpg/300px-Tj%C3%A4rdal_092.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Tj%C3%A4rdal_092.jpg/400px-Tj%C3%A4rdal_092.jpg 2x" data-file-width="2112" data-file-height="2816" /></a><figcaption>Tar kiln at Trollskogen in <a href="/wiki/%C3%96land" title="Öland">Öland</a>, Sweden</figcaption></figure> <p>Since prehistoric times wood tar has been used as a water repellent coating for <a href="/wiki/Boat" title="Boat">boats</a>, <a href="/wiki/Ship" title="Ship">ships</a>, <a href="/wiki/Sail" title="Sail">sails</a>, and <a href="/wiki/Roof" title="Roof">roofs</a>. In <a href="/wiki/Scandinavia" title="Scandinavia">Scandinavia</a>, it was produced as a cash crop. "Peasant Tar" might be named for the district of its production.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>Wood tar is still used as an additive in the flavoring of <a href="/wiki/Candy" title="Candy">candy</a>, <a href="/wiki/Ethanol" title="Ethanol">alcohol</a>, and other foods. Wood tar is <a href="/wiki/Microbicide" class="mw-redirect" title="Microbicide">microbicidal</a>. Producing tar from wood was known in <a href="/wiki/Ancient_Greece" title="Ancient Greece">ancient Greece</a> and has probably been used in Scandinavia since the <a href="/wiki/Iron_Age" title="Iron Age">Iron Age</a>. Production and trade in <a href="/wiki/Pine_tar" title="Pine tar">pine-derived tar</a> was a major contributor in the economies of <a href="/wiki/Northern_Europe" title="Northern Europe">Northern Europe</a><sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Colonial_America" class="mw-redirect" title="Colonial America">Colonial America</a>. Its main use was in preserving wooden sailing vessels against rot. For centuries, dating back at least to the 14th century, tar was among <a href="/wiki/Sweden" title="Sweden">Sweden</a>'s most important exports. Sweden exported 13,000 barrels of tar in 1615 and 227,000 barrels in the peak year of 1863. The largest user was the <a href="/wiki/Royal_Navy" title="Royal Navy">Royal Navy</a> of the <a href="/wiki/United_Kingdom" title="United Kingdom">United Kingdom</a>. Demand for tar declined with the advent of iron and steel ships. Production nearly stopped in the early 20th century. Traditional wooden boats are still sometimes tarred. </p><p>The heating (<a href="/wiki/Dry_distillation" title="Dry distillation">dry distilling</a>) of <a href="/wiki/Pine" title="Pine">pine</a> wood causes <a href="/wiki/Pine_tar" title="Pine tar">tar</a> and <a href="/wiki/Pitch_(resin)" title="Pitch (resin)">pitch</a> to drip away from the wood<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (February 2021)">citation needed</span></a></i>]</sup> and leave behind charcoal. <a href="/wiki/Birch_bark" title="Birch bark">Birch bark</a> is used to make particularly fine tar, known as "<a href="/wiki/Russia" title="Russia">Russian</a> oil", used in <a href="/wiki/Russia_leather" title="Russia leather">Russian leather</a> protection. The by-products of wood tar are <a href="/wiki/Turpentine" title="Turpentine">turpentine</a> and <a href="/wiki/Charcoal" title="Charcoal">charcoal</a>. When <a href="/wiki/Deciduous" title="Deciduous">deciduous</a> tree woods are subjected to <a href="/wiki/Destructive_distillation" title="Destructive distillation">destructive distillation</a>, the products are <a href="/wiki/Methanol" title="Methanol">methanol</a> (wood alcohol) and <a href="/wiki/Charcoal" title="Charcoal">charcoal</a>. </p><p><b>Tar kilns</b> (<a href="/wiki/Swedish_language" title="Swedish language">Swedish</a>: <i lang="sv">tjärmila</i>, <a href="/wiki/Danish_language" title="Danish language">Danish</a>: <i lang="da">tjæremile</i>, <a href="/wiki/Norwegian_language" title="Norwegian language">Norwegian</a>: <i lang="no">tjæremile</i>, <a href="/wiki/Finnish_language" title="Finnish language">Finnish</a>: <i lang="fi">tervahauta</i>) are dry distillation ovens, historically used in Scandinavia for producing tar from wood. They were built close to the forest, from <a href="/wiki/Limestone" title="Limestone">limestone</a> or from more primitive holes in the ground. The bottom is sloped into an outlet hole to allow the tar to pour out. The wood is split into dimensions of a finger, stacked densely, and finally covered tight with earth and moss. If oxygen can enter, the wood might catch fire, and the production would be ruined. On top of this, a fire is stacked and lit. After a few hours, the tar starts to pour out and continues to do so for a few days. </p> <div class="mw-heading mw-heading3"><h3 id="Uses">Uses</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=3" title="Edit section: Uses"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Birkenpech.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/53/Birkenpech.JPG/220px-Birkenpech.JPG" decoding="async" width="220" height="156" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/53/Birkenpech.JPG/330px-Birkenpech.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/53/Birkenpech.JPG/440px-Birkenpech.JPG 2x" data-file-width="2244" data-file-height="1596" /></a><figcaption>Birch tar</figcaption></figure> <p>Tar was used as seal for roofing <a href="/wiki/Roof_shingle" title="Roof shingle">shingles</a> and <a href="/wiki/Tar_paper" title="Tar paper">tar paper</a> and to seal the hulls of ships and boats. For millennia, wood tar was used to waterproof <a href="/wiki/Sail" title="Sail">sails</a> and boats, but today, sails made from inherently waterproof synthetic substances have reduced the demand for tar. Wood tar is still used to seal traditional wooden boats and the roofs of historic, shingle-roofed churches, as well as painting exterior walls of log buildings. Tar is also a general disinfectant. Pine tar oil, or wood tar oil, is used for the surface treatment of wooden shingle roofs, boats, buckets, and tubs and in the medicine, soap, and rubber industries. Pine tar has good penetration on the rough wood. An old wood tar oil recipe for the treatment of wood is one-third each genuine wood tar, balsam turpentine, and boiled or raw linseed oil or Chinese tung oil.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (August 2024)">citation needed</span></a></i>]</sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Tervavene_1910.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Tervavene_1910.jpg/220px-Tervavene_1910.jpg" decoding="async" width="220" height="132" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Tervavene_1910.jpg/330px-Tervavene_1910.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/b/b3/Tervavene_1910.jpg 2x" data-file-width="353" data-file-height="212" /></a><figcaption>A boat transporting pine tar barrels on <a href="/wiki/Oulu_River" class="mw-redirect" title="Oulu River">Oulu River</a> in 1910</figcaption></figure> <p>In <a href="/wiki/Finland" title="Finland">Finland</a>, wood tar was once considered a <a href="/wiki/Panacea_(medicine)" title="Panacea (medicine)">panacea</a> reputed to heal "even those cut in twain through their midriff". A Finnish proverb states that "if <a href="/wiki/Sauna" title="Sauna">sauna</a>, <a href="/wiki/Vodka" title="Vodka">vodka</a> and tar won't help, the disease is fatal."<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Wood tar is used in traditional Finnish medicine because of its microbicidal properties. </p><p>Wood tar is also available diluted as <a href="/wiki/Tar_water" title="Tar water">tar water</a>, which has numerous uses: </p> <ul><li>As a flavoring for candies (e.g., <a href="/wiki/Terva_Leijona" title="Terva Leijona">Terva Leijona</a>) and alcohol (Terva Viina).</li> <li>As a spice for food, like meat.</li> <li>As a scent for <a href="/wiki/Sauna" title="Sauna">saunas</a>. Tar water is mixed into water, which is turned into steam in the sauna.</li> <li>As an anti-<a href="/wiki/Dandruff" title="Dandruff">dandruff</a> agent in <a href="/wiki/Shampoo" title="Shampoo">shampoo</a>.</li> <li>As a component of cosmetics.</li></ul> <p>Mixing tar with <a href="/wiki/Linseed_oil" title="Linseed oil">linseed oil</a> <a href="/wiki/Varnish" title="Varnish">varnish</a> produces tar paint. Tar paint has a translucent brownish hue and can be used to saturate and tone wood and protect it from weather. Tar paint can also be toned with various pigments, producing translucent colors and preserving the wood texture. </p><p>Tar was once used for <a href="/wiki/Public_humiliation" title="Public humiliation">public humiliation</a>, known as <a href="/wiki/Tarring_and_feathering" title="Tarring and feathering">tarring and feathering</a>. By pouring hot wood tar onto somebody's bare skin and waiting for it to cool, they would remain stuck in one position. From there, people would attach feathers to the tar, which would remain stuck on the tarred person for the duration of the punishment. That person would then become a public example for the rest of the day.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:Macarony_Boston_NMAH2003-25005.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/bf/Macarony_Boston_NMAH2003-25005.jpg/220px-Macarony_Boston_NMAH2003-25005.jpg" decoding="async" width="220" height="285" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/bf/Macarony_Boston_NMAH2003-25005.jpg/330px-Macarony_Boston_NMAH2003-25005.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/b/bf/Macarony_Boston_NMAH2003-25005.jpg 2x" data-file-width="424" data-file-height="550" /></a><figcaption>A New Method of Macarony Making As Practiced at <a href="/wiki/Boston" title="Boston">Boston</a>. Date made: 1830 Maker: Pendleton's Lithography; Johnston, David Claypoole Place: Boston, Massachusetts Description: Black and white print; outdoor scene of three men standing in front of a gallows with a broken rope hanging from the gallows. One man is tarred and feathered from the neck down and has the other half of the broken rope around his neck.</figcaption></figure> <p>Pitch was familiar in 9th-century <a href="/wiki/Iraq" title="Iraq">Iraq</a>, derived from petroleum that became accessible from <a href="/wiki/Petroleum_seep" title="Petroleum seep">natural fields</a> in the region. It was sometimes used in the construction of baths or in shipbuilding.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Coal_tar">Coal tar</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=4" title="Edit section: Coal tar"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Coal_tar" title="Coal tar">Coal tar</a></div> <p>Coal tar was formerly one of the products of <a href="/wiki/Gasworks" title="Gasworks">gasworks</a>. Tar made from coal or petroleum is considered <a href="/wiki/Toxic" class="mw-redirect" title="Toxic">toxic</a> and <a href="/wiki/Carcinogenic" class="mw-redirect" title="Carcinogenic">carcinogenic</a> because of its high <a href="/wiki/Benzene" title="Benzene">benzene</a> content,<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (June 2023)">citation needed</span></a></i>]</sup> though <a href="/wiki/Coal_tar" title="Coal tar">coal tar</a> in low concentrations is used as a <a href="/wiki/Topical" class="mw-redirect" title="Topical">topical</a> medicine for conditions such as <a href="/wiki/Psoriasis" title="Psoriasis">psoriasis</a>.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> Coal and petroleum tar has a pungent odor. </p><p>Coal tar is listed at <a href="/wiki/List_of_UN_Numbers_1901_to_2000" class="mw-redirect" title="List of UN Numbers 1901 to 2000">number 1999</a> in the United Nations list of <a href="/wiki/Dangerous_goods" title="Dangerous goods">dangerous goods</a>. </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=5" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Bitumen" title="Bitumen">Bitumen</a></li> <li><a href="/wiki/Creosote" title="Creosote">Creosote</a></li> <li><a href="/wiki/Pitch_(resin)" title="Pitch (resin)">Pitch (resin)</a></li> <li><a href="/wiki/Resin" title="Resin">Resin</a></li> <li><a href="/wiki/Rollins_Tars" title="Rollins Tars">Rollins Tars</a></li> <li><a href="/wiki/Tar_Heel" title="Tar Heel">Tar Heels</a></li> <li><a href="/wiki/Tar_pit" title="Tar pit">Tar pit</a></li> <li><a href="/wiki/Tarmacadam" title="Tarmacadam">Tarmac</a></li> <li><a href="/wiki/Tar_(tobacco_residue)" title="Tar (tobacco residue)">Tar (tobacco residue)</a></li></ul> <div style="clear:both;" class=""></div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=6" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-columns references-column-width" style="column-width: 30em;"> <ol class="references"> <li id="cite_note-Definition-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-Definition_1-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFDaintith2008" class="citation book cs1">Daintith, John (2008). "tar". <i>A Dictionary of Chemistry</i> (6th ed.). Oxford University Press. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1093%2Facref%2F9780199204632.001.0001">10.1093/acref/9780199204632.001.0001</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780199204632" title="Special:BookSources/9780199204632"><bdi>9780199204632</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=tar&rft.btitle=A+Dictionary+of+Chemistry&rft.edition=6th&rft.pub=Oxford+University+Press&rft.date=2008&rft_id=info%3Adoi%2F10.1093%2Facref%2F9780199204632.001.0001&rft.isbn=9780199204632&rft.aulast=Daintith&rft.aufirst=John&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.merriam-webster.com/dictionary/tar">"Tar: Definition"</a>. Miriam Webster. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20130403153052/http://www.merriam-webster.com/dictionary/tar">Archived</a> from the original on 3 April 2013<span class="reference-accessdate">. Retrieved <span class="nowrap">14 March</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Tar%3A+Definition&rft.pub=Miriam+Webster&rft_id=http%3A%2F%2Fwww.merriam-webster.com%2Fdictionary%2Ftar&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span> "a dark brown or black bituminous usually odorous viscous liquid obtained by destructive distillation of organic material (such as wood, coal, or peat)". <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.infoplease.com/encyclopedia/science-and-technology/chemistry/organic-chemistry/tar-and-pitch">"tar and pitch"</a> (6th ed.). <a href="/wiki/The_Columbia_Electronic_Encyclopedia" class="mw-redirect" title="The Columbia Electronic Encyclopedia">The Columbia Electronic Encyclopedia</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20181215222923/https://www.infoplease.com/encyclopedia/science-and-technology/chemistry/organic-chemistry/tar-and-pitch">Archived</a> from the original on 15 December 2018<span class="reference-accessdate">. Retrieved <span class="nowrap">14 March</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=tar+and+pitch&rft.edition=6th&rft.pub=The+Columbia+Electronic+Encyclopedia&rft_id=https%3A%2F%2Fwww.infoplease.com%2Fencyclopedia%2Fscience-and-technology%2Fchemistry%2Forganic-chemistry%2Ftar-and-pitch&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span> "tar and pitch, viscous, dark-brown to black substances obtained by the destructive distillation of coal, wood, petroleum, peat and certain other organic materials. "</span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.infoplease.com/encyclopedia/science-and-technology/chemistry/organic-chemistry/tar-and-pitch">"tar and pitch"</a> (6th ed.). The Columbia Electronic Encyclopedia. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20181215222923/https://www.infoplease.com/encyclopedia/science-and-technology/chemistry/organic-chemistry/tar-and-pitch">Archived</a> from the original on 15 December 2018<span class="reference-accessdate">. Retrieved <span class="nowrap">14 March</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=tar+and+pitch&rft.edition=6th&rft.pub=The+Columbia+Electronic+Encyclopedia&rft_id=https%3A%2F%2Fwww.infoplease.com%2Fencyclopedia%2Fscience-and-technology%2Fchemistry%2Forganic-chemistry%2Ftar-and-pitch&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span> "The terms tar and pitch are loosely applied to the many varieties of the two substances, sometimes interchangeably. For example, asphalt, which is naturally occurring pitch, is called mineral tar and mineral pitch. Tar is more or less fluid, depending upon its origin and the temperature to which it is exposed. Pitch tends to be more solid."</span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDe_la_RueMüller1856" class="citation journal cs1">De la Rue, Warren; Müller, Hugo (1 August 1856). <a rel="nofollow" class="external text" href="https://www.jstor.org/stable/111330">"Chemical Examination of Burmese Naphtha, or Rangoon Tar"</a>. <i><a href="/wiki/Proceedings_of_the_Royal_Society" title="Proceedings of the Royal Society">Proceedings of the Royal Society of London</a></i>. <b>8</b>: 221–228. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1856RSPS....8..221D">1856RSPS....8..221D</a>. <a href="/wiki/JSTOR_(identifier)" class="mw-redirect" title="JSTOR (identifier)">JSTOR</a> <a rel="nofollow" class="external text" href="https://www.jstor.org/stable/111330">111330</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20240610094214/https://www.jstor.org/stable/111330">Archived</a> from the original on 10 June 2024<span class="reference-accessdate">. Retrieved <span class="nowrap">10 June</span> 2024</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Proceedings+of+the+Royal+Society+of+London&rft.atitle=Chemical+Examination+of+Burmese+Naphtha%2C+or+Rangoon+Tar&rft.volume=8&rft.pages=221-228&rft.date=1856-08-01&rft_id=https%3A%2F%2Fwww.jstor.org%2Fstable%2F111330%23id-name%3DJSTOR&rft_id=info%3Abibcode%2F1856RSPS....8..221D&rft.aulast=De+la+Rue&rft.aufirst=Warren&rft.au=M%C3%BCller%2C+Hugo&rft_id=https%3A%2F%2Fwww.jstor.org%2Fstable%2F111330&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.macleans.ca/news/canada/oil-by-any-other-name/">"Don't call them 'tar sands' - Macleans.ca"</a>. <i>www.macleans.ca</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.macleans.ca&rft.atitle=Don%27t+call+them+%27tar+sands%27+-+Macleans.ca&rft_id=https%3A%2F%2Fwww.macleans.ca%2Fnews%2Fcanada%2Foil-by-any-other-name%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCryderman2013" class="citation news cs1">Cryderman, Kelly (9 May 2013). <a rel="nofollow" class="external text" href="https://www.theglobeandmail.com/report-on-business/industry-news/energy-and-resources/albertas-oil-sands-crude-the-science-behind-the-debate/article11837683/">"Alberta's oil sands crude: the science behind the debate"</a>. <i>The Globe and Mail</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20170205043014/http://www.theglobeandmail.com/report-on-business/industry-news/energy-and-resources/albertas-oil-sands-crude-the-science-behind-the-debate/article11837683/">Archived</a> from the original on 5 February 2017<span class="reference-accessdate">. Retrieved <span class="nowrap">14 December</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Globe+and+Mail&rft.atitle=Alberta%27s+oil+sands+crude%3A+the+science+behind+the+debate&rft.date=2013-05-09&rft.aulast=Cryderman&rft.aufirst=Kelly&rft_id=https%3A%2F%2Fwww.theglobeandmail.com%2Freport-on-business%2Findustry-news%2Fenergy-and-resources%2Falbertas-oil-sands-crude-the-science-behind-the-debate%2Farticle11837683%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://maritime.org/conf/conf-kaye-tar.htm">"Pine Tar; History and Uses"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Pine+Tar%3B+History+and+Uses&rft_id=https%3A%2F%2Fmaritime.org%2Fconf%2Fconf-kaye-tar.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBurger" class="citation web cs1">Burger, Pauline. <a rel="nofollow" class="external text" href="https://www.britishmuseum.org/research/research_projects/all_current_projects/ancient_maritime_pitch_and_tar.aspx">"Ancient maritime pitch and tar a multi-disciplinary study of sources, technology and preservation"</a>. <a href="/wiki/British_Museum" title="British Museum">British Museum</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20181125204322/https://www.britishmuseum.org/research/research_projects/all_current_projects/ancient_maritime_pitch_and_tar.aspx">Archived</a> from the original on 25 November 2018<span class="reference-accessdate">. Retrieved <span class="nowrap">14 March</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Ancient+maritime+pitch+and+tar+a+multi-disciplinary+study+of+sources%2C+technology+and+preservation&rft.pub=British+Museum&rft.aulast=Burger&rft.aufirst=Pauline&rft_id=https%3A%2F%2Fwww.britishmuseum.org%2Fresearch%2Fresearch_projects%2Fall_current_projects%2Fancient_maritime_pitch_and_tar.aspx&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.potilaanlaakarilehti.fi/uutiset/sauna-viina-ja-terva/">Sauna, viina ja terva – Potilaan Lääkärilehti</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20220306214129/https://www.potilaanlaakarilehti.fi/uutiset/sauna-viina-ja-terva/">Archived</a> 6 March 2022 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a> (in Finnish)</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBurns2015" class="citation web cs1">Burns, Janet (6 August 2015). <a rel="nofollow" class="external text" href="http://mentalfloss.com/article/66830/brief-sticky-history-tarring-and-feathering">"A Brief, Sticky History of Tarring and Feathering"</a>. <i>Mental Floss</i>. Minute Media. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190712135726/http://mentalfloss.com/article/66830/brief-sticky-history-tarring-and-feathering">Archived</a> from the original on 12 July 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">12 July</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Mental+Floss&rft.atitle=A+Brief%2C+Sticky+History+of+Tarring+and+Feathering&rft.date=2015-08-06&rft.aulast=Burns&rft.aufirst=Janet&rft_id=http%3A%2F%2Fmentalfloss.com%2Farticle%2F66830%2Fbrief-sticky-history-tarring-and-feathering&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSalim_Al-Hassani2008" class="citation book cs1"><a href="/wiki/Salim_Al-Hassani" title="Salim Al-Hassani">Salim Al-Hassani</a> (2008). "1000 Years of Missing Industrial History". In Emilia Calvo Labarta; Mercè Comes Maymo; Roser Puig Aguilar; Mònica Rius Pinies (eds.). <i>A shared legacy: Islamic science East and West</i>. <a href="/wiki/University_of_Barcelona" title="University of Barcelona">Edicions Universitat Barcelona</a>. pp. 57–82 [63]. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-84-475-3285-8" title="Special:BookSources/978-84-475-3285-8"><bdi>978-84-475-3285-8</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=1000+Years+of+Missing+Industrial+History&rft.btitle=A+shared+legacy%3A+Islamic+science+East+and+West&rft.pages=57-82+63&rft.pub=Edicions+Universitat+Barcelona&rft.date=2008&rft.isbn=978-84-475-3285-8&rft.au=Salim+Al-Hassani&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFNational_Psoriasis_Foundation2001" class="citation web cs1"><a href="/wiki/National_Psoriasis_Foundation" title="National Psoriasis Foundation">National Psoriasis Foundation</a> (3 December 2001). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20021029132630/http://www.psoriasis.org/coaltar.advocacy.htm">"The battle to save coal tar in California"</a>. <i>www.psoriasis.org</i>. Archived from <a rel="nofollow" class="external text" href="http://www.psoriasis.org/news/stories/2001/20011202_coalcala.php">the original</a> on 29 October 2002<span class="reference-accessdate">. Retrieved <span class="nowrap">29 June</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.psoriasis.org&rft.atitle=The+battle+to+save+coal+tar+in+California&rft.date=2001-12-03&rft.au=National+Psoriasis+Foundation&rft_id=http%3A%2F%2Fwww.psoriasis.org%2Fnews%2Fstories%2F2001%2F20011202_coalcala.php&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFU.S._Food_and_Drug_Administration2015" class="citation web cs1"><a href="/wiki/U.S._Food_and_Drug_Administration" class="mw-redirect" title="U.S. Food and Drug Administration">U.S. Food and Drug Administration</a> (1 April 2015). <a rel="nofollow" class="external text" href="http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/cfrsearch.cfm?cfrpart=358&showfr=1&subpartnode=21:5.0.1.1.30.8">"Drug Products for the Control of Dandruff, Seborrheic Dermatitis, and Psoriasis"</a>. <i>www.accessdata.fda.gov</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20150918184253/http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?CFRPart=358&showFR=1&subpartNode=21%3A5.0.1.1.30.8">Archived</a> from the original on 18 September 2015<span class="reference-accessdate">. Retrieved <span class="nowrap">29 June</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.accessdata.fda.gov&rft.atitle=Drug+Products+for+the+Control+of+Dandruff%2C+Seborrheic+Dermatitis%2C+and+Psoriasis&rft.date=2015-04-01&rft.au=U.S.+Food+and+Drug+Administration&rft_id=http%3A%2F%2Fwww.accessdata.fda.gov%2Fscripts%2Fcdrh%2Fcfdocs%2Fcfcfr%2Fcfrsearch.cfm%3Fcfrpart%3D358%26showfr%3D1%26subpartnode%3D21%3A5.0.1.1.30.8&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tar&action=edit&section=7" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/60px-Wiktionary-logo-en-v2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/80px-Wiktionary-logo-en-v2.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span></div> <div class="side-box-text plainlist">Look up <i><b><a href="https://en.wiktionary.org/wiki/tar" class="extiw" title="wiktionary:tar">tar</a></b></i>, <i><b><a href="https://en.wiktionary.org/wiki/pitch" class="extiw" title="wiktionary:pitch">pitch</a></b></i>, <i><b><a href="https://en.wiktionary.org/wiki/asphalt" class="extiw" title="wiktionary:asphalt">asphalt</a></b></i>, or <i><b><a href="https://en.wiktionary.org/wiki/bitumen" class="extiw" title="wiktionary:bitumen">bitumen</a></b></i> in Wiktionary, the free dictionary.</div></div> </div> <ul><li><style data-mw-deduplicate="TemplateStyles:r1041539562">.mw-parser-output .citation{word-wrap:break-word}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}</style><span class="citation wikicite" id="endnote_www.geotimes.org.feb05"><b><a href="#ref_www.geotimes.org.feb05">^</a></b></span> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.geotimes.org/feb05/NN_mummytar.html">"Geotimes – February 2005 – Mummy tar in ancient Egypt"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">9 January</span> 2006</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Geotimes+%E2%80%93+February+2005+%E2%80%93+Mummy+tar+in+ancient+Egypt&rft_id=http%3A%2F%2Fwww.geotimes.org%2Ffeb05%2FNN_mummytar.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATar" class="Z3988"></span></li> <li><a rel="nofollow" class="external text" href="http://www.prices-candles.co.uk/history/historydetail.asp">Details history and uses of "Rangoon Tar"</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20090904184055/http://www.prices-candles.co.uk/history/historydetail.asp">Archived</a> 4 September 2009 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></li></ul> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1235681985"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1237033735"><div class="side-box side-box-right plainlinks sistersitebox"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Tar" class="extiw" title="commons:Category:Tar">Tar</a></span>.</div></div> </div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist dd dd:first-child::before,.mw-parser-output .hlist dd dt:first-child::before,.mw-parser-output .hlist dd li:first-child::before,.mw-parser-output .hlist dt dd:first-child::before,.mw-parser-output .hlist dt dt:first-child::before,.mw-parser-output .hlist dt li:first-child::before,.mw-parser-output .hlist li dd:first-child::before,.mw-parser-output .hlist li dt:first-child::before,.mw-parser-output .hlist li li:first-child::before{content:" (";font-weight:normal}.mw-parser-output .hlist dd dd:last-child::after,.mw-parser-output .hlist dd dt:last-child::after,.mw-parser-output .hlist dd li:last-child::after,.mw-parser-output .hlist dt dd:last-child::after,.mw-parser-output .hlist dt dt:last-child::after,.mw-parser-output .hlist dt li:last-child::after,.mw-parser-output .hlist li dd:last-child::after,.mw-parser-output .hlist li dt:last-child::after,.mw-parser-output .hlist li li:last-child::after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{padding:0.25em 1em;line-height:1.5em;text-align:center}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background-color:#fdfdfd}.mw-parser-output .navbox-list{line-height:1.5em;border-color:#fdfdfd}.mw-parser-output .navbox-list-with-group{text-align:left;border-left-width:2px;border-left-style:solid}.mw-parser-output tr+tr>.navbox-abovebelow,.mw-parser-output tr+tr>.navbox-group,.mw-parser-output tr+tr>.navbox-image,.mw-parser-output tr+tr>.navbox-list{border-top:2px solid #fdfdfd}.mw-parser-output .navbox-title{background-color:#ccf}.mw-parser-output .navbox-abovebelow,.mw-parser-output .navbox-group,.mw-parser-output .navbox-subgroup .navbox-title{background-color:#ddf}.mw-parser-output .navbox-subgroup .navbox-group,.mw-parser-output .navbox-subgroup .navbox-abovebelow{background-color:#e6e6ff}.mw-parser-output .navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style><style data-mw-deduplicate="TemplateStyles:r1038841319">.mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319"></div><div role="navigation" class="navbox authority-control" aria-label="Navbox" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Help:Authority_control" title="Help:Authority control">Authority control databases</a>: National <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q186209#identifiers" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://d-nb.info/gnd/4184597-3">Germany</a></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="Tar"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/sh85132442">United States</a></span></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="Goudrons"><a rel="nofollow" class="external text" href="https://catalogue.bnf.fr/ark:/12148/cb14514727q">France</a></span></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="Goudrons"><a rel="nofollow" class="external text" href="https://data.bnf.fr/ark:/12148/cb14514727q">BnF data</a></span></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="dehet"><a rel="nofollow" class="external text" href="https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=ph203171&CON_LNG=ENG">Czech Republic</a></span></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://olduli.nli.org.il/F/?func=find-b&local_base=NLX10&find_code=UID&request=987007560959305171">Israel</a></span></li></ul></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Tar&oldid=1252785578">https://en.wikipedia.org/w/index.php?title=Tar&oldid=1252785578</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Materials" title="Category:Materials">Materials</a></li><li><a href="/wiki/Category:Polymers" title="Category:Polymers">Polymers</a></li><li><a href="/wiki/Category:Chemical_mixtures" title="Category:Chemical mixtures">Chemical mixtures</a></li><li><a href="/wiki/Category:Arab_inventions" title="Category:Arab inventions">Arab inventions</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Webarchive_template_wayback_links" title="Category:Webarchive template wayback links">Webarchive template wayback links</a></li><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_is_different_from_Wikidata" title="Category:Short description is different from Wikidata">Short description is different from Wikidata</a></li><li><a href="/wiki/Category:All_articles_with_unsourced_statements" title="Category:All articles with unsourced statements">All articles with unsourced statements</a></li><li><a href="/wiki/Category:Articles_with_unsourced_statements_from_February_2021" title="Category:Articles with unsourced statements from February 2021">Articles with unsourced statements from February 2021</a></li><li><a href="/wiki/Category:Articles_containing_Swedish-language_text" title="Category:Articles containing Swedish-language text">Articles containing Swedish-language text</a></li><li><a href="/wiki/Category:Articles_containing_Danish-language_text" title="Category:Articles containing Danish-language text">Articles containing Danish-language text</a></li><li><a href="/wiki/Category:Articles_containing_Norwegian-language_text" title="Category:Articles containing Norwegian-language text">Articles containing Norwegian-language text</a></li><li><a href="/wiki/Category:Articles_containing_Finnish-language_text" title="Category:Articles containing Finnish-language text">Articles containing Finnish-language text</a></li><li><a href="/wiki/Category:Articles_with_unsourced_statements_from_August_2024" title="Category:Articles with unsourced statements from August 2024">Articles with unsourced statements from August 2024</a></li><li><a href="/wiki/Category:Pages_containing_citation_needed_template_with_unsupported_parameters" title="Category:Pages containing citation needed template with unsupported parameters">Pages containing citation needed template with unsupported parameters</a></li><li><a href="/wiki/Category:Articles_with_unsourced_statements_from_June_2023" title="Category:Articles with unsourced statements from June 2023">Articles with unsourced statements from June 2023</a></li><li><a href="/wiki/Category:Commons_category_link_is_on_Wikidata" title="Category:Commons category link is on Wikidata">Commons category link is on Wikidata</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> This page was last edited on 22 October 2024, at 23:01<span class="anonymous-show"> (UTC)</span>.</li> <li id="footer-info-copyright">Text is available under the <a href="/wiki/Wikipedia:Text_of_the_Creative_Commons_Attribution-ShareAlike_4.0_International_License" title="Wikipedia:Text of the Creative Commons Attribution-ShareAlike 4.0 International License">Creative Commons Attribution-ShareAlike 4.0 License</a>; additional terms may apply. By using this site, you agree to the <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use" class="extiw" title="foundation:Special:MyLanguage/Policy:Terms of Use">Terms of Use</a> and <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy" class="extiw" title="foundation:Special:MyLanguage/Policy:Privacy policy">Privacy Policy</a>. Wikipedia® is a registered trademark of the <a rel="nofollow" class="external text" href="https://wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, a non-profit organization.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Privacy policy</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:About">About Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:General_disclaimer">Disclaimers</a></li> <li id="footer-places-contact"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us">Contact Wikipedia</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Code of Conduct</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Developers</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/en.wikipedia.org">Statistics</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Cookie statement</a></li> <li id="footer-places-mobileview"><a href="//en.m.wikipedia.org/w/index.php?title=Tar&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Mobile view</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-565f7699fc-vrtkp","wgBackendResponseTime":241,"wgPageParseReport":{"limitreport":{"cputime":"0.530","walltime":"0.696","ppvisitednodes":{"value":2366,"limit":1000000},"postexpandincludesize":{"value":47020,"limit":2097152},"templateargumentsize":{"value":3446,"limit":2097152},"expansiondepth":{"value":13,"limit":100},"expensivefunctioncount":{"value":8,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":60123,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 628.323 1 -total"," 29.98% 188.340 1 Template:Reflist"," 16.97% 106.639 4 Template:Langx"," 15.15% 95.214 1 Template:Authority_control"," 14.42% 90.599 2 Template:Cite_book"," 10.54% 66.249 1 Template:Short_description"," 8.84% 55.557 3 Template:Citation_needed"," 8.29% 52.092 2 Template:Sister_project"," 8.00% 50.252 2 Template:Side_box"," 7.64% 48.021 3 Template:Fix"]},"scribunto":{"limitreport-timeusage":{"value":"0.375","limit":"10.000"},"limitreport-memusage":{"value":16121067,"limit":52428800}},"cachereport":{"origin":"mw-web.codfw.main-6b7f745dd4-fsnv6","timestamp":"20241125142958","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Tar","url":"https:\/\/en.wikipedia.org\/wiki\/Tar","sameAs":"http:\/\/www.wikidata.org\/entity\/Q186209","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q186209","author":{"@type":"Organization","name":"Contributors to Wikimedia projects"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2005-03-03T22:31:03Z","dateModified":"2024-10-22T23:01:43Z","image":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/b\/b4\/Corn_Stover_Tar_from_Pyrolysis_by_Microwave_Heating.jpg","headline":"class of viscous materials"}</script> </body> </html>