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class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Sammensætning</span> </div> </a> <ul id="toc-Sammensætning-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Fysiske_egenskaber" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Fysiske_egenskaber"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Fysiske egenskaber</span> </div> </a> <button aria-controls="toc-Fysiske_egenskaber-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>Vis/skjul underafsnit Fysiske egenskaber</span> </button> <ul id="toc-Fysiske_egenskaber-sublist" class="vector-toc-list"> <li id="toc-Tæthed" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Tæthed"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Tæthed</span> </div> </a> <ul id="toc-Tæthed-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tryk" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Tryk"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Tryk</span> </div> </a> <ul id="toc-Tryk-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Luftfugtighed" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Luftfugtighed"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.3</span> <span>Luftfugtighed</span> </div> </a> <ul id="toc-Luftfugtighed-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Varme" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Varme"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.4</span> <span>Varme</span> </div> </a> <ul id="toc-Varme-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Lyd" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Lyd"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.5</span> <span>Lyd</span> </div> </a> <ul id="toc-Lyd-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Lys" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Lys"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.6</span> <span>Lys</span> </div> </a> <ul id="toc-Lys-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Luftforurening" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Luftforurening"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Luftforurening</span> </div> </a> <button aria-controls="toc-Luftforurening-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>Vis/skjul underafsnit Luftforurening</span> </button> <ul id="toc-Luftforurening-sublist" class="vector-toc-list"> <li id="toc-Eksempel_på_indendørs_forurening" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Eksempel_på_indendørs_forurening"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>Eksempel på indendørs forurening</span> </div> </a> <ul id="toc-Eksempel_på_indendørs_forurening-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eksempel_på_lokal_luftforurening" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Eksempel_på_lokal_luftforurening"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Eksempel på lokal luftforurening</span> </div> </a> <ul id="toc-Eksempel_på_lokal_luftforurening-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eksempel_på_regional_eller_langtransporteret_luftforurening" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Eksempel_på_regional_eller_langtransporteret_luftforurening"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.3</span> <span>Eksempel på regional eller langtransporteret luftforurening</span> </div> </a> <ul id="toc-Eksempel_på_regional_eller_langtransporteret_luftforurening-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eksempel_på_global_luftforurening" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Eksempel_på_global_luftforurening"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.4</span> <span>Eksempel på global luftforurening</span> </div> </a> <ul id="toc-Eksempel_på_global_luftforurening-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Eksterne_henvisninger" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Eksterne_henvisninger"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Eksterne henvisninger</span> </div> </a> <ul id="toc-Eksterne_henvisninger-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Se_også" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Se_også"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Se også</span> </div> </a> <ul id="toc-Se_også-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="Indhold" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Indholdsfortegnelse" > <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="Vis/skjul indholdsfortegnelsen" > <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">Vis/skjul indholdsfortegnelsen</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">Luft</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="Gå til en artikel på et andet sprog. Tilgængelig på 114 sprog" > <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-114" 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">114 sprog</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Aire" title="Aire – aragonsk" lang="an" hreflang="an" data-title="Aire" data-language-autonym="Aragonés" data-language-local-name="aragonsk" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%87%D9%88%D8%A7%D8%A1" title="هواء – arabisk" lang="ar" hreflang="ar" data-title="هواء" data-language-autonym="العربية" data-language-local-name="arabisk" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Aire" title="Aire – asturisk" lang="ast" hreflang="ast" data-title="Aire" data-language-autonym="Asturianu" data-language-local-name="asturisk" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Hava" title="Hava – aserbajdsjansk" lang="az" hreflang="az" data-title="Hava" data-language-autonym="Azərbaycanca" data-language-local-name="aserbajdsjansk" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D9%87%D8%A7%D9%88%D8%A7" title="هاوا – South Azerbaijani" lang="azb" hreflang="azb" data-title="هاوا" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D2%BA%D0%B0%D1%83%D0%B0" title="Һауа – bashkir" lang="ba" hreflang="ba" data-title="Һауа" data-language-autonym="Башҡортса" data-language-local-name="bashkir" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Lufd" title="Lufd – Bavarian" lang="bar" hreflang="bar" data-title="Lufd" data-language-autonym="Boarisch" data-language-local-name="Bavarian" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bat-smg mw-list-item"><a href="https://bat-smg.wikipedia.org/wiki/Uors" title="Uors – Samogitian" lang="sgs" hreflang="sgs" data-title="Uors" data-language-autonym="Žemaitėška" data-language-local-name="Samogitian" class="interlanguage-link-target"><span>Žemaitėška</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9F%D0%B0%D0%B2%D0%B5%D1%82%D1%80%D0%B0" title="Паветра – belarusisk" lang="be" hreflang="be" data-title="Паветра" data-language-autonym="Беларуская" data-language-local-name="belarusisk" 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%9F%D0%B0%D0%B2%D0%B5%D1%82%D1%80%D0%B0" title="Паветра – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Паветра" 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-bew mw-list-item"><a href="https://bew.wikipedia.org/wiki/Udara" title="Udara – Betawi" lang="bew" hreflang="bew" data-title="Udara" data-language-autonym="Betawi" data-language-local-name="Betawi" class="interlanguage-link-target"><span>Betawi</span></a></li><li class="interlanguage-link interwiki-bg badge-Q70893996 mw-list-item" title=""><a href="https://bg.wikipedia.org/wiki/%D0%92%D1%8A%D0%B7%D0%B4%D1%83%D1%85" title="Въздух – bulgarsk" lang="bg" hreflang="bg" data-title="Въздух" data-language-autonym="Български" data-language-local-name="bulgarsk" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Aer" title="Aer – bretonsk" lang="br" hreflang="br" data-title="Aer" data-language-autonym="Brezhoneg" data-language-local-name="bretonsk" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Zrak" title="Zrak – bosnisk" lang="bs" hreflang="bs" data-title="Zrak" data-language-autonym="Bosanski" data-language-local-name="bosnisk" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Aire" title="Aire – catalansk" lang="ca" hreflang="ca" data-title="Aire" data-language-autonym="Català" data-language-local-name="catalansk" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/K%C5%ADng-k%C3%A9" title="Kŭng-ké – Mindong" lang="cdo" hreflang="cdo" data-title="Kŭng-ké" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Hangin" title="Hangin – cebuano" lang="ceb" hreflang="ceb" data-title="Hangin" data-language-autonym="Cebuano" data-language-local-name="cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%DA%BE%DB%95%D9%88%D8%A7" title="ھەوا – sorani" lang="ckb" hreflang="ckb" data-title="ھەوا" data-language-autonym="کوردی" data-language-local-name="sorani" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Vzduch" title="Vzduch – tjekkisk" lang="cs" hreflang="cs" data-title="Vzduch" data-language-autonym="Čeština" data-language-local-name="tjekkisk" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%A1%D1%8B%D0%B2%D0%BB%C4%83%D1%88" title="Сывлăш – tjuvasjisk" lang="cv" hreflang="cv" data-title="Сывлăш" data-language-autonym="Чӑвашла" data-language-local-name="tjuvasjisk" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Luft" title="Luft – tysk" lang="de" hreflang="de" data-title="Luft" data-language-autonym="Deutsch" data-language-local-name="tysk" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%91%CE%AD%CF%81%CE%B1%CF%82" title="Αέρας – græsk" lang="el" hreflang="el" data-title="Αέρας" data-language-autonym="Ελληνικά" data-language-local-name="græsk" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q70893996 mw-list-item" title=""><a href="https://en.wikipedia.org/wiki/Air" title="Air – engelsk" lang="en" hreflang="en" data-title="Air" data-language-autonym="English" data-language-local-name="engelsk" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Aero" title="Aero – esperanto" lang="eo" hreflang="eo" data-title="Aero" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Aire" title="Aire – spansk" lang="es" hreflang="es" data-title="Aire" data-language-autonym="Español" data-language-local-name="spansk" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/%C3%95hk" title="Õhk – estisk" lang="et" hreflang="et" data-title="Õhk" data-language-autonym="Eesti" data-language-local-name="estisk" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Aire" title="Aire – baskisk" lang="eu" hreflang="eu" data-title="Aire" data-language-autonym="Euskara" data-language-local-name="baskisk" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/Airi" title="Airi – Extremaduran" lang="ext" hreflang="ext" data-title="Airi" data-language-autonym="Estremeñu" data-language-local-name="Extremaduran" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Ilma" title="Ilma – finsk" lang="fi" hreflang="fi" data-title="Ilma" data-language-autonym="Suomi" data-language-local-name="finsk" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fiu-vro mw-list-item"><a href="https://fiu-vro.wikipedia.org/wiki/%C3%95hk" title="Õhk – Võro" lang="vro" hreflang="vro" data-title="Õhk" data-language-autonym="Võro" data-language-local-name="Võro" class="interlanguage-link-target"><span>Võro</span></a></li><li class="interlanguage-link interwiki-fj mw-list-item"><a href="https://fj.wikipedia.org/wiki/Cegu" title="Cegu – fijiansk" lang="fj" hreflang="fj" data-title="Cegu" data-language-autonym="Na Vosa Vakaviti" data-language-local-name="fijiansk" class="interlanguage-link-target"><span>Na Vosa Vakaviti</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Air" title="Air – fransk" lang="fr" hreflang="fr" data-title="Air" data-language-autonym="Français" data-language-local-name="fransk" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Loft" title="Loft – nordfrisisk" lang="frr" hreflang="frr" data-title="Loft" data-language-autonym="Nordfriisk" data-language-local-name="nordfrisisk" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Lucht" title="Lucht – vestfrisisk" lang="fy" hreflang="fy" data-title="Lucht" data-language-autonym="Frysk" data-language-local-name="vestfrisisk" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Adhair" title="Adhair – skotsk gælisk" lang="gd" hreflang="gd" data-title="Adhair" data-language-autonym="Gàidhlig" data-language-local-name="skotsk gælisk" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Ar_(atmosf%C3%A9rico)" title="Ar (atmosférico) – galicisk" lang="gl" hreflang="gl" data-title="Ar (atmosférico)" data-language-autonym="Galego" data-language-local-name="galicisk" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gn mw-list-item"><a href="https://gn.wikipedia.org/wiki/Arapytu" title="Arapytu – guarani" lang="gn" hreflang="gn" data-title="Arapytu" data-language-autonym="Avañe'ẽ" data-language-local-name="guarani" class="interlanguage-link-target"><span>Avañe'ẽ</span></a></li><li class="interlanguage-link interwiki-ha mw-list-item"><a href="https://ha.wikipedia.org/wiki/Iska" title="Iska – hausa" lang="ha" hreflang="ha" data-title="Iska" data-language-autonym="Hausa" data-language-local-name="hausa" class="interlanguage-link-target"><span>Hausa</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/Kh%C3%BBng-hi" title="Khûng-hi – hakka-kinesisk" lang="hak" hreflang="hak" data-title="Khûng-hi" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="hakka-kinesisk" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Zrak" title="Zrak – kroatisk" lang="hr" hreflang="hr" data-title="Zrak" data-language-autonym="Hrvatski" data-language-local-name="kroatisk" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/L%C3%A8_(van)" title="Lè (van) – haitisk" lang="ht" hreflang="ht" data-title="Lè (van)" data-language-autonym="Kreyòl ayisyen" data-language-local-name="haitisk" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Leveg%C5%91" title="Levegő – ungarsk" lang="hu" hreflang="hu" data-title="Levegő" data-language-autonym="Magyar" data-language-local-name="ungarsk" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%95%D5%A4" title="Օդ – armensk" lang="hy" hreflang="hy" data-title="Օդ" data-language-autonym="Հայերեն" data-language-local-name="armensk" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hyw mw-list-item"><a href="https://hyw.wikipedia.org/wiki/%D5%95%D5%A4" title="Օդ – Western Armenian" lang="hyw" hreflang="hyw" data-title="Օդ" data-language-autonym="Արեւմտահայերէն" data-language-local-name="Western Armenian" class="interlanguage-link-target"><span>Արեւմտահայերէն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Udara" title="Udara – indonesisk" lang="id" hreflang="id" data-title="Udara" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesisk" 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/Loft" title="Loft – islandsk" lang="is" hreflang="is" data-title="Loft" data-language-autonym="Íslenska" data-language-local-name="islandsk" 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/Aria" title="Aria – italiensk" lang="it" hreflang="it" data-title="Aria" data-language-autonym="Italiano" data-language-local-name="italiensk" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E7%A9%BA%E6%B0%97" title="空気 – japansk" lang="ja" hreflang="ja" data-title="空気" data-language-autonym="日本語" data-language-local-name="japansk" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Udara" title="Udara – javanesisk" lang="jv" hreflang="jv" data-title="Udara" data-language-autonym="Jawa" data-language-local-name="javanesisk" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%B0%E1%83%90%E1%83%94%E1%83%A0%E1%83%98" title="ჰაერი – georgisk" lang="ka" hreflang="ka" data-title="ჰაერი" data-language-autonym="ქართული" data-language-local-name="georgisk" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Azwu" title="Azwu – kabylsk" lang="kab" hreflang="kab" data-title="Azwu" data-language-autonym="Taqbaylit" data-language-local-name="kabylsk" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-kg mw-list-item"><a href="https://kg.wikipedia.org/wiki/Mwela" title="Mwela – kongo" lang="kg" hreflang="kg" data-title="Mwela" data-language-autonym="Kongo" data-language-local-name="kongo" class="interlanguage-link-target"><span>Kongo</span></a></li><li class="interlanguage-link interwiki-ki mw-list-item"><a href="https://ki.wikipedia.org/wiki/R%C4%A9era" title="Rĩera – kikuyu" lang="ki" hreflang="ki" data-title="Rĩera" data-language-autonym="Gĩkũyũ" data-language-local-name="kikuyu" class="interlanguage-link-target"><span>Gĩkũyũ</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%90%D1%83%D0%B0" title="Ауа – kasakhisk" lang="kk" hreflang="kk" data-title="Ауа" data-language-autonym="Қазақша" data-language-local-name="kasakhisk" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EA%B3%B5%EA%B8%B0" title="공기 – koreansk" lang="ko" hreflang="ko" data-title="공기" data-language-autonym="한국어" data-language-local-name="koreansk" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Hewa" title="Hewa – kurdisk" lang="ku" hreflang="ku" data-title="Hewa" data-language-autonym="Kurdî" data-language-local-name="kurdisk" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%90%D0%B1%D0%B0_(%D0%B0%D1%82%D0%BC%D0%BE%D1%81%D1%84%D0%B5%D1%80%D0%B0)" title="Аба (атмосфера) – kirgisisk" lang="ky" hreflang="ky" data-title="Аба (атмосфера)" data-language-autonym="Кыргызча" data-language-local-name="kirgisisk" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/L%C3%B3ch" title="Lóch – limburgsk" lang="li" hreflang="li" data-title="Lóch" data-language-autonym="Limburgs" data-language-local-name="limburgsk" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Aria" title="Aria – lombardisk" lang="lmo" hreflang="lmo" data-title="Aria" data-language-autonym="Lombard" data-language-local-name="lombardisk" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Oras" title="Oras – litauisk" lang="lt" hreflang="lt" data-title="Oras" data-language-autonym="Lietuvių" data-language-local-name="litauisk" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Gaiss" title="Gaiss – lettisk" lang="lv" hreflang="lv" data-title="Gaiss" data-language-autonym="Latviešu" data-language-local-name="lettisk" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%9A%D0%BE%D0%B6%D1%84%D1%81%D1%8C" title="Кожфсь – moksha" lang="mdf" hreflang="mdf" data-title="Кожфсь" data-language-autonym="Мокшень" data-language-local-name="moksha" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Rivotra" title="Rivotra – malagassisk" lang="mg" hreflang="mg" data-title="Rivotra" data-language-autonym="Malagasy" data-language-local-name="malagassisk" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Udaro" title="Udaro – minangkabau" lang="min" hreflang="min" data-title="Udaro" data-language-autonym="Minangkabau" data-language-local-name="minangkabau" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%92%D0%BE%D0%B7%D0%B4%D1%83%D1%85" title="Воздух – makedonsk" lang="mk" hreflang="mk" data-title="Воздух" data-language-autonym="Македонски" data-language-local-name="makedonsk" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Udara" title="Udara – malajisk" lang="ms" hreflang="ms" data-title="Udara" data-language-autonym="Bahasa Melayu" data-language-local-name="malajisk" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-myv mw-list-item"><a href="https://myv.wikipedia.org/wiki/%D0%9A%D0%BE%D1%88%D1%82" title="Кошт – erzya" lang="myv" hreflang="myv" data-title="Кошт" data-language-autonym="Эрзянь" data-language-local-name="erzya" class="interlanguage-link-target"><span>Эрзянь</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Luft" title="Luft – nedertysk" lang="nds" hreflang="nds" data-title="Luft" data-language-autonym="Plattdüütsch" data-language-local-name="nedertysk" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-nds-nl mw-list-item"><a href="https://nds-nl.wikipedia.org/wiki/Locht_(atmosfeer)" title="Locht (atmosfeer) – plattysk (Holland)" lang="nds-NL" hreflang="nds-NL" data-title="Locht (atmosfeer)" data-language-autonym="Nedersaksies" data-language-local-name="plattysk (Holland)" class="interlanguage-link-target"><span>Nedersaksies</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Lucht" title="Lucht – nederlandsk" lang="nl" hreflang="nl" data-title="Lucht" data-language-autonym="Nederlands" data-language-local-name="nederlandsk" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Luft" title="Luft – nynorsk" lang="nn" hreflang="nn" data-title="Luft" data-language-autonym="Norsk nynorsk" data-language-local-name="nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Luft" title="Luft – bokmål" lang="nb" hreflang="nb" data-title="Luft" data-language-autonym="Norsk bokmål" data-language-local-name="bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Aire" title="Aire – occitansk" lang="oc" hreflang="oc" data-title="Aire" data-language-autonym="Occitan" data-language-local-name="occitansk" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pcd mw-list-item"><a href="https://pcd.wikipedia.org/wiki/Air" title="Air – Picard" lang="pcd" hreflang="pcd" data-title="Air" data-language-autonym="Picard" data-language-local-name="Picard" class="interlanguage-link-target"><span>Picard</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Powietrze" title="Powietrze – polsk" lang="pl" hreflang="pl" data-title="Powietrze" data-language-autonym="Polski" data-language-local-name="polsk" 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/Ar" title="Ar – portugisisk" lang="pt" hreflang="pt" data-title="Ar" data-language-autonym="Português" data-language-local-name="portugisisk" 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/Aer" title="Aer – rumænsk" lang="ro" hreflang="ro" data-title="Aer" data-language-autonym="Română" data-language-local-name="rumænsk" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-roa-rup mw-list-item"><a href="https://roa-rup.wikipedia.org/wiki/Aer%C3%A2" title="Aerâ – arumænsk" lang="rup" hreflang="rup" data-title="Aerâ" data-language-autonym="Armãneashti" data-language-local-name="arumænsk" class="interlanguage-link-target"><span>Armãneashti</span></a></li><li class="interlanguage-link interwiki-rsk mw-list-item"><a href="https://rsk.wikipedia.org/wiki/%D0%92%D0%BE%D0%B7%D0%B4%D1%83%D1%85" title="Воздух – Pannonian Rusyn" lang="rsk" hreflang="rsk" data-title="Воздух" data-language-autonym="Руски" data-language-local-name="Pannonian Rusyn" class="interlanguage-link-target"><span>Руски</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%92%D0%BE%D0%B7%D0%B4%D1%83%D1%85" title="Воздух – russisk" lang="ru" hreflang="ru" data-title="Воздух" data-language-autonym="Русский" data-language-local-name="russisk" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%92%D0%BE%D0%B7%D0%B4%D1%83%D1%85" title="Воздух – Rusyn" lang="rue" hreflang="rue" data-title="Воздух" data-language-autonym="Русиньскый" data-language-local-name="Rusyn" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%B5%E0%A4%BE%E0%A4%AF%E0%A5%81%E0%A4%83" title="वायुः – sanskrit" lang="sa" hreflang="sa" data-title="वायुः" data-language-autonym="संस्कृतम्" data-language-local-name="sanskrit" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%A1%D0%B0%D0%BB%D0%B3%D1%8B%D0%BD" title="Салгын – jakutisk" lang="sah" hreflang="sah" data-title="Салгын" data-language-autonym="Саха тыла" data-language-local-name="jakutisk" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/%C3%80ria_(gas)" title="Ària (gas) – siciliansk" lang="scn" hreflang="scn" data-title="Ària (gas)" data-language-autonym="Sicilianu" data-language-local-name="siciliansk" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Zrak" title="Zrak – serbokroatisk" lang="sh" hreflang="sh" data-title="Zrak" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbokroatisk" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-shi mw-list-item"><a href="https://shi.wikipedia.org/wiki/Unfus" title="Unfus – tachelhit" lang="shi" hreflang="shi" data-title="Unfus" data-language-autonym="Taclḥit" data-language-local-name="tachelhit" class="interlanguage-link-target"><span>Taclḥit</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Air" title="Air – Simple English" lang="en-simple" hreflang="en-simple" data-title="Air" 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/Vzduch" title="Vzduch – slovakisk" lang="sk" hreflang="sk" data-title="Vzduch" data-language-autonym="Slovenčina" data-language-local-name="slovakisk" 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/Zrak" title="Zrak – slovensk" lang="sl" hreflang="sl" data-title="Zrak" data-language-autonym="Slovenščina" data-language-local-name="slovensk" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Ajri" title="Ajri – albansk" lang="sq" hreflang="sq" data-title="Ajri" data-language-autonym="Shqip" data-language-local-name="albansk" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%92%D0%B0%D0%B7%D0%B4%D1%83%D1%85" title="Ваздух – serbisk" lang="sr" hreflang="sr" data-title="Ваздух" data-language-autonym="Српски / srpski" data-language-local-name="serbisk" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Hawa" title="Hawa – sundanesisk" lang="su" hreflang="su" data-title="Hawa" data-language-autonym="Sunda" data-language-local-name="sundanesisk" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv badge-Q70893996 mw-list-item" title=""><a href="https://sv.wikipedia.org/wiki/Luft" title="Luft – svensk" lang="sv" hreflang="sv" data-title="Luft" data-language-autonym="Svenska" data-language-local-name="svensk" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Hewa" title="Hewa – swahili" lang="sw" hreflang="sw" data-title="Hewa" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-szl mw-list-item"><a href="https://szl.wikipedia.org/wiki/Luft" title="Luft – schlesisk" lang="szl" hreflang="szl" data-title="Luft" data-language-autonym="Ślůnski" data-language-local-name="schlesisk" class="interlanguage-link-target"><span>Ślůnski</span></a></li><li class="interlanguage-link interwiki-szy mw-list-item"><a href="https://szy.wikipedia.org/wiki/bali" title="bali – Sakizaya" lang="szy" hreflang="szy" data-title="bali" data-language-autonym="Sakizaya" data-language-local-name="Sakizaya" class="interlanguage-link-target"><span>Sakizaya</span></a></li><li class="interlanguage-link interwiki-tay mw-list-item"><a href="https://tay.wikipedia.org/wiki/insuna" title="insuna – Atayal" lang="tay" hreflang="tay" data-title="insuna" data-language-autonym="Tayal" data-language-local-name="Atayal" class="interlanguage-link-target"><span>Tayal</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D2%B2%D0%B0%D0%B2%D0%BE" title="Ҳаво – tadsjikisk" lang="tg" hreflang="tg" data-title="Ҳаво" data-language-autonym="Тоҷикӣ" data-language-local-name="tadsjikisk" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-to mw-list-item"><a href="https://to.wikipedia.org/wiki/%CA%BBea" title="ʻea – tongansk" lang="to" hreflang="to" data-title="ʻea" data-language-autonym="Lea faka-Tonga" data-language-local-name="tongansk" class="interlanguage-link-target"><span>Lea faka-Tonga</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Hava" title="Hava – tyrkisk" lang="tr" hreflang="tr" data-title="Hava" data-language-autonym="Türkçe" data-language-local-name="tyrkisk" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D2%BA%D0%B0%D0%B2%D0%B0" title="Һава – tatarisk" lang="tt" hreflang="tt" data-title="Һава" data-language-autonym="Татарча / tatarça" data-language-local-name="tatarisk" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-udm mw-list-item"><a href="https://udm.wikipedia.org/wiki/%D0%9E%D0%BC%D1%8B%D1%80" title="Омыр – udmurt" lang="udm" hreflang="udm" data-title="Омыр" data-language-autonym="Удмурт" data-language-local-name="udmurt" class="interlanguage-link-target"><span>Удмурт</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9F%D0%BE%D0%B2%D1%96%D1%82%D1%80%D1%8F" title="Повітря – ukrainsk" lang="uk" hreflang="uk" data-title="Повітря" data-language-autonym="Українська" data-language-local-name="ukrainsk" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Havo" title="Havo – usbekisk" lang="uz" hreflang="uz" data-title="Havo" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="usbekisk" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Kh%C3%B4ng_kh%C3%AD" title="Không khí – vietnamesisk" lang="vi" hreflang="vi" data-title="Không khí" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamesisk" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wa mw-list-item"><a href="https://wa.wikipedia.org/wiki/Air_(g%C3%A5z)" title="Air (gåz) – vallonsk" lang="wa" hreflang="wa" data-title="Air (gåz)" data-language-autonym="Walon" data-language-local-name="vallonsk" class="interlanguage-link-target"><span>Walon</span></a></li><li class="interlanguage-link interwiki-wo mw-list-item"><a href="https://wo.wikipedia.org/wiki/Ngelaw" title="Ngelaw – wolof" lang="wo" hreflang="wo" data-title="Ngelaw" data-language-autonym="Wolof" data-language-local-name="wolof" class="interlanguage-link-target"><span>Wolof</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E7%A9%BA%E6%B0%94" title="空气 – wu-kinesisk" lang="wuu" hreflang="wuu" data-title="空气" data-language-autonym="吴语" data-language-local-name="wu-kinesisk" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xh mw-list-item"><a href="https://xh.wikipedia.org/wiki/Umoya" title="Umoya – xhosa" lang="xh" hreflang="xh" data-title="Umoya" data-language-autonym="IsiXhosa" data-language-local-name="xhosa" class="interlanguage-link-target"><span>IsiXhosa</span></a></li><li class="interlanguage-link interwiki-za mw-list-item"><a href="https://za.wikipedia.org/wiki/Hoengqheiq" title="Hoengqheiq – zhuang" lang="za" hreflang="za" data-title="Hoengqheiq" data-language-autonym="Vahcuengh" data-language-local-name="zhuang" class="interlanguage-link-target"><span>Vahcuengh</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%A9%BA%E6%B0%94" title="空气 – kinesisk" lang="zh" hreflang="zh" data-title="空气" data-language-autonym="中文" data-language-local-name="kinesisk" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Khong-kh%C3%AC" title="Khong-khì – min-kinesisk" lang="nan" hreflang="nan" data-title="Khong-khì" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min-kinesisk" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E7%A9%BA%E6%B0%A3" title="空氣 – kantonesisk" lang="yue" hreflang="yue" data-title="空氣" data-language-autonym="粵語" data-language-local-name="kantonesisk" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zu mw-list-item"><a href="https://zu.wikipedia.org/wiki/Air" title="Air – zulu" lang="zu" hreflang="zu" data-title="Air" data-language-autonym="IsiZulu" data-language-local-name="zulu" class="interlanguage-link-target"><span>IsiZulu</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/Q7391292#sitelinks-wikipedia" title="Redigér sproglinks" class="wbc-editpage">Redigér 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="Navnerum"> <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/Luft" title="Se indholdssiden [c]" accesskey="c"><span>Artikel</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Diskussion:Luft" rel="discussion" title="Diskussion om indholdet på siden [t]" accesskey="t"><span>Diskussion</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="Ændr sprogvariant" > <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">dansk</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="Visninger"> <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/Luft"><span>Læs</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Luft&veaction=edit" title="Redigér denne side [v]" accesskey="v"><span>Redigér</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Luft&action=edit" title="Rediger kildekoden for denne side [e]" accesskey="e"><span>Rediger kildekode</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Luft&action=history" title="Tidligere versioner af denne side [h]" accesskey="h"><span>Se historik</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Sideværktøjer"> <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="Værktøjer" > <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">Værktøjer</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">Værktøjer</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">flyt til sidebjælken</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">skjul</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Flere muligheder" > <div class="vector-menu-heading"> Handlinger </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/Luft"><span>Læs</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Luft&veaction=edit" title="Redigér denne side [v]" accesskey="v"><span>Redigér</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Luft&action=edit" title="Rediger kildekoden for denne side [e]" accesskey="e"><span>Rediger kildekode</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Luft&action=history"><span>Se historik</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Generelt </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciel:Hvad_linker_hertil/Luft" title="Liste med alle sider som henviser hertil [j]" accesskey="j"><span>Hvad henviser hertil</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciel:Relaterede_%C3%A6ndringer/Luft" rel="nofollow" title="Seneste ændringer af sider som denne side henviser til [k]" accesskey="k"><span>Beslægtede ændringer</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard?uselang=da&campaign=dk" title="Upload filer [u]" accesskey="u"><span>Upload fil</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Luft&oldid=11718160" title="Permanent link til denne version af denne side"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Luft&action=info" title="Yderligere oplysninger om denne side"><span>Sideinformation</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Speciel:Citer&page=Luft&id=11718160&wpFormIdentifier=titleform" title="Information om, hvordan man kan citere denne side"><span>Referer til denne side</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Speciel:UrlShortener&url=https%3A%2F%2Fda.wikipedia.org%2Fwiki%2FLuft"><span>Hent forkortet URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Speciel:QrCode&url=https%3A%2F%2Fda.wikipedia.org%2Fwiki%2FLuft"><span>Download QR-kode</span></a></li> </ul> </div> </div> <div id="p-Organisation" class="vector-menu mw-portlet mw-portlet-Organisation" > <div class="vector-menu-heading"> Organisation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-contact" class="mw-list-item"><a href="/wiki/Wikipedia:Kontakt_Wikipedia"><span>Kontakt Wikipedia</span></a></li><li id="n-Wikimedia-Danmark" class="mw-list-item"><a href="https://dk.wikimedia.org/wiki/"><span>Wikimedia Danmark</span></a></li><li id="n-GLAM" class="mw-list-item"><a href="/wiki/Wikipedia:GLAM"><span>GLAM</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"> Udskriv/eksportér </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Speciel:Bog&bookcmd=book_creator&referer=Luft"><span>Lav en bog</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Speciel:DownloadAsPdf&page=Luft&action=show-download-screen"><span>Download som PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Luft&printable=yes" title="Printervenlig udgave af denne side [p]" accesskey="p"><span>Udskriftsvenlig udgave</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"> I andre projekter </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:Air" 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/Q7391292" title="Link til tilknyttet emne i Wikidata [g]" accesskey="g"><span>Wikidata-element</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="Sideværktøjer"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Udseende"> <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">Udseende</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">flyt til sidebjælken</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">skjul</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">Fra Wikipedia, den frie encyklopædi</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="da" dir="ltr"><dl><dd><span typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/19px-Question_book-4.svg.png" decoding="async" width="19" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/29px-Question_book-4.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/38px-Question_book-4.svg.png 2x" data-file-width="262" data-file-height="204" /></span></span> <i>Der er for få eller ingen <a href="/wiki/Wikipedia:Kildeangivelser" title="Wikipedia:Kildeangivelser">kildehenvisninger</a> i denne artikel, <a href="/wiki/Wikipedia:Verificerbarhed" title="Wikipedia:Verificerbarhed">hvilket er et problem</a>. Du kan hjælpe ved at angive <a href="/wiki/Wikipedia:Kildeangivelser#Typer_af_kilder" title="Wikipedia:Kildeangivelser">troværdige kilder</a> til de påstande, som fremføres i artiklen.</i></dd></dl> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fil:Alchemical_air_symbol_(fixed_width).svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Alchemical_air_symbol_%28fixed_width%29.svg/170px-Alchemical_air_symbol_%28fixed_width%29.svg.png" decoding="async" width="170" height="170" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Alchemical_air_symbol_%28fixed_width%29.svg/255px-Alchemical_air_symbol_%28fixed_width%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Alchemical_air_symbol_%28fixed_width%29.svg/340px-Alchemical_air_symbol_%28fixed_width%29.svg.png 2x" data-file-width="16" data-file-height="16" /></a><figcaption>Alkemisk symbol for luft</figcaption></figure> <p><b>Luft</b> er en samling af gasser, partikler og dampe som udgør <a href="/wiki/Jorden" title="Jorden">Jordens</a> <a href="/wiki/Jordens_atmosf%C3%A6re" title="Jordens atmosfære">atmosfære</a>. Mennesker (samt de fleste andre landdyr) er afhængige af luftens <a href="/wiki/Oxygen" class="mw-redirect" title="Oxygen">oxygen</a> for at kunne trække vejret. Planter omsætter luftens <a href="/wiki/Kuldioxid" title="Kuldioxid">kuldioxid</a> vha. <a href="/wiki/Fotosyntese" title="Fotosyntese">fotosyntese</a>. For de fleste planter er dette den eneste kilde til <a href="/wiki/Kulstof" class="mw-redirect" title="Kulstof">kulstof</a>. </p><p>Da <a href="/wiki/Lufttryk" class="mw-redirect" title="Lufttryk">lufttrykket</a> aftager jo højere op i atmosfæren man kommer, er det nødvendigt at øge trykket i <a href="/wiki/Fly" class="mw-redirect" title="Fly">flykabiner</a>. I <a href="/wiki/Undervandsb%C3%A5d" title="Undervandsbåd">undervandsbåde</a> og ved <a href="/wiki/Dykning" title="Dykning">dykning</a> anvendes der ofte <a href="/wiki/Trykluft" title="Trykluft">trykluft</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Sammensætning"><span id="Sammens.C3.A6tning"></span>Sammensætning</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=1" title="Redigér afsnit: Sammensætning" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=1" title="Edit section's source code: Sammensætning"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <table border="1" cellspacing="0" cellpadding="2"> <tbody><tr> <th>stof ved havoverfladen </th> <th>andel i % </th> <th>kommentar </th></tr> <tr> <td colspan="3">Fast andel </td></tr> <tr> <td><a href="/wiki/Nitrogen" class="mw-redirect" title="Nitrogen">nitrogen</a> (kvælstof)</td> <td>78,1</td> <td>N<sub>2</sub>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Oxygen" class="mw-redirect" title="Oxygen">oxygen</a> (ilt)</td> <td>20,9</td> <td>O<sub>2</sub>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Argon" title="Argon">argon</a></td> <td>0,9</td> <td>Ar, <a href="/wiki/%C3%86delgas" title="Ædelgas">ædelgas</a>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Neon" title="Neon">neon</a></td> <td>0,0018</td> <td>Ne, <a href="/wiki/%C3%86delgas" title="Ædelgas">ædelgas</a>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Krypton" title="Krypton">krypton</a></td> <td>0,0001</td> <td>Kr, <a href="/wiki/%C3%86delgas" title="Ædelgas">ædelgas</a>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Helium" title="Helium">helium</a></td> <td>0,0005</td> <td>He, <a href="/wiki/%C3%86delgas" title="Ædelgas">ædelgas</a>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Hydrogen" class="mw-redirect" title="Hydrogen">hydrogen</a> (brint)</td> <td>0,00005</td> <td>H<sub>2</sub>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td><a href="/wiki/Xenon" title="Xenon">xenon</a></td> <td>0,000009</td> <td>Xe, <a href="/wiki/%C3%86delgas" title="Ædelgas">ædelgas</a>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr> <tr> <td colspan="3">Variabel andel </td></tr> <tr> <td><a href="/wiki/Vand" title="Vand">vand</a> (vanddamp og vanddråber - <p><a href="/wiki/Sky_(meteorologi)" title="Sky (meteorologi)">skyer</a>) </p> </td> <td>0-4 </td> <td>H<sub>2</sub>O, <a href="/wiki/Molekyle" title="Molekyle">molekyle</a>, årstids- og døgn-afhængigt </td></tr> <tr> <td><a href="/wiki/Carbondioxid" class="mw-redirect" title="Carbondioxid">carbondioxid</a> (kuldioxid, kultveilte) </td> <td>0,042 </td> <td>CO<sub>2</sub>, <a href="/wiki/Molekyle" title="Molekyle">molekyle</a>, årstids- og døgn-afhængigt </td></tr> <tr> <td><a href="/wiki/Methan" class="mw-redirect" title="Methan">methan</a> (methangas)</td> <td>0,0002 </td> <td>CH<sub>4</sub>, <a href="/wiki/Molekyle" title="Molekyle">molekyle</a>, årstids- og døgn-afhængigt </td></tr> <tr> <td><a href="/wiki/Ozon" title="Ozon">ozon</a> (<a href="/wiki/Oxygen" class="mw-redirect" title="Oxygen">oxygen</a>)</td> <td>0,000004</td> <td>O<sub>3</sub>, <a href="/wiki/Grundstof" title="Grundstof">grundstof</a> </td></tr></tbody></table> <p>Desuden en mindre bestanddel af andre gasser (<a href="/wiki/Svovldioxid" title="Svovldioxid">svovldioxid</a> og <a href="/wiki/Ammoniak" title="Ammoniak">ammoniak</a>). Kilde: <a rel="nofollow" class="external free" href="http://www.met.fsu.edu/explores/atmcomp.html">http://www.met.fsu.edu/explores/atmcomp.html</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20040113041139/http://www.met.fsu.edu/explores/atmcomp.html">Arkiveret</a> 13. januar 2004 hos <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>. </p><p>Ved en temperatur på 40°C kan luft indeholde 0-7% vanddamp. Andelen af vanddamp afhænger af temperatur og tilgængelig fugtighed, begrænset opad til vandets <a href="/w/index.php?title=M%C3%A6tningstryk&action=edit&redlink=1" class="new" title="Mætningstryk (ikke skrevet endnu)">mætningstryk</a>. Indholdet af vanddamp og overgangen mellem vand i <a href="/wiki/Tilstandsformer" class="mw-redirect" title="Tilstandsformer">gasform, væskeform og fast form</a> er væsentlig for <a href="/wiki/Vejr" title="Vejr">vejret</a>. </p><p>Mængden af <a href="/wiki/Kuldioxid" title="Kuldioxid">kuldioxid</a> varierer. I nærheden af vegetation vil det være en stærk døgnlig variation. Den gennemsnitlige variation over et år er omkring 6,5 ppmV (milliontedele af det totale rumfang). Desuden øges mængden med 1,2 – 1,4 ppmV årligt. Den gennemsnitlige koncentration nåede, i februar 2010, 390 ppmV (0,0390%), hvor det førindustrielle niveau lå på 278 ppmV, 315 ppmV i 1958, 330 ppmV i 1974 og 353 ppmV i 1990. Denne <a href="/wiki/Drivhusgas" title="Drivhusgas">drivhusgas</a> udgør en stor del af den <a href="/wiki/Global_opvarmning" title="Global opvarmning">globale opvarmning</a>. </p><p><a href="/wiki/Metan" title="Metan">Metan</a> er en anden <a href="/wiki/Drivhusgas" title="Drivhusgas">drivhusgas</a> som også øges: 0,800 ppmV i førindustriel tid, 1,585 ppmV i 1985, 1,663 ppmV i 1992 og 1,676 ppmV i 1996. </p><p>Sammensætningen af atmosfæren varierer med højden. Luftens sammensætning varierer specielt ved <a href="/wiki/%C3%85ndedr%C3%A6t" title="Åndedræt">respiration</a>: luft som pustes ud har et højere indhold af vanddamp og kuldioxid end luft som trækkes ind. </p> <div class="mw-heading mw-heading2"><h2 id="Fysiske_egenskaber">Fysiske egenskaber</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=2" title="Redigér afsnit: Fysiske egenskaber" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=2" title="Edit section's source code: Fysiske egenskaber"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <table border="2" cellspacing="0" align="right" width="400px" cellpadding="4" rules="all" style="border-collapse:collapse; empty-cells:show; margin: 1em 0em 1em 1em; border: solid 1px #aaaaaa;"> <caption>Temperaturafhængighed </caption> <tbody><tr class="hintergrundfarbe6"> <th><a href="/wiki/Temperatur" title="Temperatur">Temperatur</a><br />[°C] </th> <th><a href="/wiki/Lydens_hastighed" class="mw-redirect" title="Lydens hastighed">Lydens hastighed</a><br />[m/s] </th> <th><a href="/wiki/Densitet" class="mw-redirect" title="Densitet">Tæthed</a><br />[kg/m³] </th> <th><a href="/w/index.php?title=Akustisk_impedans&action=edit&redlink=1" class="new" title="Akustisk impedans (ikke skrevet endnu)">Akustisk impedans</a><br />[N·s/m³] </th></tr> <tr> <td>- 10</td> <td>325,4</td> <td>1,341</td> <td>436,6 </td></tr> <tr> <td>- 5</td> <td>328,5</td> <td>1,317</td> <td>432,5 </td></tr> <tr> <td>0</td> <td>331,5</td> <td>1,293</td> <td>428,5 </td></tr> <tr> <td>+ 5</td> <td>334,5</td> <td>1,270</td> <td>424,6 </td></tr> <tr> <td>+ 10</td> <td>337,5</td> <td>1,247</td> <td>420,8 </td></tr> <tr> <td>+ 15</td> <td>340,5</td> <td>1,225</td> <td>417,1 </td></tr> <tr> <td>+ 20</td> <td>343,4</td> <td>1,204</td> <td>413,5 </td></tr> <tr> <td>+ 25</td> <td>346,3</td> <td>1,184</td> <td>410,0 </td></tr> <tr> <td>+ 30</td> <td>349,2</td> <td>1,164</td> <td>406,6 </td></tr></tbody></table> <div class="mw-heading mw-heading3"><h3 id="Tæthed"><span id="T.C3.A6thed"></span>Tæthed</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=3" title="Redigér afsnit: Tæthed" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=3" title="Edit section's source code: Tæthed"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>I <a href="/wiki/Atmosf%C3%A6re_(Jordens)" class="mw-redirect" title="Atmosfære (Jordens)">atmosfæren</a> er <a href="/wiki/Densitet" class="mw-redirect" title="Densitet">tætheden</a> ved vandets overflade 1,293 kg/m³ ved 0°C og 1,204 kg/m³ ved 20°C. </p><p>Tør luft har <a href="/wiki/Molarmasse" class="mw-redirect" title="Molarmasse">molarmassen</a> 28,9644 g/mol (<a href="/w/index.php?title=Normalatmosf%C3%A6ren&action=edit&redlink=1" class="new" title="Normalatmosfæren (ikke skrevet endnu)">normalatmosfæren</a>). Da molarmassen af <a href="/wiki/Vanddamp" title="Vanddamp">vanddamp</a> kun er cirka 18 g/mol er fugtig luft lettere end tør luft. </p> <div class="mw-heading mw-heading3"><h3 id="Tryk">Tryk</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=4" title="Redigér afsnit: Tryk" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=4" title="Edit section's source code: Tryk"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><i>Uddybende artikel: <a href="/wiki/Lufttryk" class="mw-redirect" title="Lufttryk">Lufttryk</a></i></dd></dl> <p>Vægten af en tænkt vertikal luftsøjle betegner i <a href="/wiki/Statik" title="Statik">statikken</a> <b>lufttryk</b>. Lufttrykket varierer efter hvor på jordoverfladen det måles. Beskrivelsen af variationerne i lufttrykket udgør en vigtig del af <a href="/wiki/Meteorologi" title="Meteorologi">den meteorologiske</a> forståelse. Lufttrykket over en kvadratmeter af jordoverfladen svarer til en vægt af omkring 10 <a href="/wiki/Ton" title="Ton">tons</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Luftfugtighed">Luftfugtighed</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=5" title="Redigér afsnit: Luftfugtighed" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=5" title="Edit section's source code: Luftfugtighed"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><i>Uddybende artikel: <a href="/wiki/Luftfugtighed" title="Luftfugtighed">Luftfugtighed</a></i></dd></dl> <p>Mængden af vanddamp i luften kan angives enten som relativ luftfugtighed, absolut luftfugtighed eller specifik luftfugtighed. Mængden af vanddamp er begrænset af <a href="/wiki/Vands_damptryk" title="Vands damptryk">vandets damptryk</a>, hvilket betyder at <a href="/wiki/Dugpunkt" title="Dugpunkt">dugpunktet</a> også kan benyttes for at bestemme luftfugtigheden. </p> <div class="mw-heading mw-heading3"><h3 id="Varme">Varme</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=6" title="Redigér afsnit: Varme" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=6" title="Edit section's source code: Varme"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Specifik_varmekapacitet" class="mw-redirect" title="Specifik varmekapacitet">Specifik varmekapacitet</a> </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle c_{p}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>c</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>p</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle c_{p}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/77463f4fbb953a6f1fe19d83708e553f6d21457f" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:2.066ex; height:2.343ex;" alt="{\displaystyle c_{p}}" /></span> = 1,005 kJ/(kg K) = 0,279 kWh/(ton K) (ændring ved konstant tryk)</dd> <dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle c_{v}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>c</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>v</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle c_{v}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/1fd3e4dfd14610335b7e1fe0a498410dba4f0e6f" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.036ex; height:2.009ex;" alt="{\displaystyle c_{v}}" /></span> = 0,718 kJ/(kg K) = 0,199 kWh/(ton K) (ændring ved konstant volumen)</dd></dl> <div class="mw-heading mw-heading3"><h3 id="Lyd">Lyd</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=7" title="Redigér afsnit: Lyd" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=7" title="Edit section's source code: Lyd"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>I <a href="/w/index.php?title=Normalatmosf%C3%A6ren&action=edit&redlink=1" class="new" title="Normalatmosfæren (ikke skrevet endnu)">normalatmosfæren</a> er <a href="/wiki/Lydens_hastighed" class="mw-redirect" title="Lydens hastighed">lydens hastighed</a> 331,5 m/s. </p> <div class="mw-heading mw-heading3"><h3 id="Lys">Lys</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=8" title="Redigér afsnit: Lys" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=8" title="Edit section's source code: Lys"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Brydningsindeks" title="Brydningsindeks">Brydningsindekset</a> i luft er under normale forhold omkring 1,00029 for <a href="/wiki/Lys" title="Lys">synligt lys</a>. Brydningsindekset afhænger først og fremmest af luftfugtigheden, og i mindre grad af trykket, temperaturen og luftens øvrige sammensætning. </p> <div class="mw-heading mw-heading2"><h2 id="Luftforurening">Luftforurening</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=9" title="Redigér afsnit: Luftforurening" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=9" title="Edit section's source code: Luftforurening"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><i>Uddybende artikel: <a href="/wiki/Luftforurening" title="Luftforurening">Luftforurening</a></i></dd></dl> <p>Forekomsten af skadelige eller uønskede stoffer udgør <a href="/wiki/Forurening" title="Forurening">forureningen</a> af luft. Begrebsmæssigt forekommer luftforurening på forskellige skalaer: Indendørs forurening, lokal luftforurening, regional eller langtransporteret luftforurening og global luftforurening. På hver skala er der fokus på forskellige stoffer, og der benyttes forskellige midler for at reducere forureningen. </p> <div class="mw-heading mw-heading3"><h3 id="Eksempel_på_indendørs_forurening"><span id="Eksempel_p.C3.A5_indend.C3.B8rs_forurening"></span>Eksempel på indendørs forurening</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=10" title="Redigér afsnit: Eksempel på indendørs forurening" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=10" title="Edit section's source code: Eksempel på indendørs forurening"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Ophobning af <a href="/wiki/Radon" title="Radon">radon</a> fra lokale stenarter bekæmpes bedst ved at forhindre opstigende radon fra undergrunden i at trænge ind i bygninger og ved god udluftning. </p><p>Udskillelse af <a href="/wiki/Formaldehyd" title="Formaldehyd">formaldehyd</a> eller andre flygtige organiske forbindelser fra bygningsmaterialer og overfladebehandlingsmidler som lak og maling kan være akut giftigt. </p> <div class="mw-heading mw-heading3"><h3 id="Eksempel_på_lokal_luftforurening"><span id="Eksempel_p.C3.A5_lokal_luftforurening"></span>Eksempel på lokal luftforurening</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=11" title="Redigér afsnit: Eksempel på lokal luftforurening" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=11" title="Edit section's source code: Eksempel på lokal luftforurening"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Udslippet fra biltrafikken har ført til omfattende sundhedsskader, ved <a href="/wiki/Bly" title="Bly">blytilsætning</a> i benzin (nu afskaffet i Danmark), <a href="/wiki/Nitrogenoxider" title="Nitrogenoxider">nitrogenoxider</a> og <a href="/wiki/St%C3%B8v" title="Støv">partikler</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Eksempel_på_regional_eller_langtransporteret_luftforurening"><span id="Eksempel_p.C3.A5_regional_eller_langtransporteret_luftforurening"></span>Eksempel på regional eller langtransporteret luftforurening</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=12" title="Redigér afsnit: Eksempel på regional eller langtransporteret luftforurening" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=12" title="Edit section's source code: Eksempel på regional eller langtransporteret luftforurening"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Udslippet af nitrogenoxider og flygtige organiske forbindelser danner, sammen med sollys, <a href="/wiki/Ozon" title="Ozon">ozon</a> som i høje koncentrationer er sundhedsskadeligt og skadeligt for planter. </p><p>Udslippet af nitrogenoxider og <a href="/wiki/Svovl" title="Svovl">svovl</a> danner, efter omdannelse i skyerne, <a href="/wiki/Sur_nedb%C3%B8r" class="mw-redirect" title="Sur nedbør">sur nedbør</a> som skader specielt vandlevende organismer i områder som ikke har tilstrækkelig <a href="/wiki/Buffer_(kemi)" title="Buffer (kemi)">buffer-kapacitet</a>. </p><p>Udslippet af nitrogenoxider har en gødskningseffekt som i udsatte områder udgør et bidrag til <a href="/wiki/Eutrofiering" title="Eutrofiering">overgødskning</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Eksempel_på_global_luftforurening"><span id="Eksempel_p.C3.A5_global_luftforurening"></span>Eksempel på global luftforurening</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=13" title="Redigér afsnit: Eksempel på global luftforurening" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=13" title="Edit section's source code: Eksempel på global luftforurening"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Udslip af <a href="/wiki/CFC-gas" title="CFC-gas">CFC-gasser</a> har ført til nedbrydning af stratosfærisk ozon og en tilhørende øget skadelig indstråling i de berørte områder. </p><p>Udslip af <a href="/wiki/Drivhusgasser" class="mw-redirect" title="Drivhusgasser">drivhusgasser</a> har ved sin forøgelse af <a href="/wiki/Kosmisk_str%C3%A5ling" title="Kosmisk stråling">kosmisk stråling</a> ført til en stigning i jordens gennemsnitstemperatur og en tilhørende øget dynamik i vejret. </p> <div class="mw-heading mw-heading2"><h2 id="Eksterne_henvisninger">Eksterne henvisninger</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=14" title="Redigér afsnit: Eksterne henvisninger" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=14" title="Edit section's source code: Eksterne henvisninger"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://www.miljostatus.no/Tema/Luftforurensning/">Miljøstatus i Norge: Luftforurensning</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20130625215700/http://www.miljostatus.no/Tema/Luftforurensning/">Arkiveret</a> 25. juni 2013 hos <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Se_også"><span id="Se_ogs.C3.A5"></span>Se også</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Luft&veaction=edit&section=15" title="Redigér afsnit: Se også" class="mw-editsection-visualeditor"><span>redigér</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Luft&action=edit&section=15" title="Edit section's source code: Se også"><span>rediger kildetekst</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="infobox sisterproject"> <tbody><tr> <td style="width:50px; height:45px;"><span typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Wiktionary-logo.svg/50px-Wiktionary-logo.svg.png" decoding="async" width="50" height="47" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Wiktionary-logo.svg/75px-Wiktionary-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Wiktionary-logo.svg/100px-Wiktionary-logo.svg.png 2x" data-file-width="370" data-file-height="350" /></span></span> </td> <td style="padding-left:5px;">Se <a href="https://da.wiktionary.org/wiki/Forside" class="extiw" title="wikt:Forside">Wiktionarys</a> definition på ordet: <div style="margin-left: 10px;"> <i><b><a href="https://da.wiktionary.org/wiki/luft" class="extiw" title="wikt:luft">luft</a></b></i></div> </td></tr></tbody></table> <ul><li><a href="/wiki/Gas" title="Gas">gas</a></li> <li><a href="/wiki/Jordens_atmosf%C3%A6re" title="Jordens atmosfære">Jordens atmosfære</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r11759279">.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 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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}</style></div><div role="navigation" class="navbox" aria-labelledby="Autoritetsdata" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th id="Autoritetsdata" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Autoritetsdata" title="Autoritetsdata">Autoritetsdata</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Library_of_Congress_Control_Number" title="Library of Congress Control Number">LCCN</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://id.loc.gov/authorities/subjects/sh85002570">sh85002570</a></span></li> <li><a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://d-nb.info/gnd/4130887-6">4130887-6</a></span></li> <li><a href="/wiki/Biblioth%C3%A8que_nationale_de_France" title="Bibliothèque nationale de France">BNF</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://catalogue.bnf.fr/ark:/12148/cb11975670b">cb11975670b</a> <a rel="nofollow" class="external text" href="http://data.bnf.fr/ark:/12148/cb11975670b">(data)</a></span></li> <li><a href="/wiki/Nationale_parlamentsbibliotek" title="Nationale parlamentsbibliotek">NDL</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://id.ndl.go.jp/auth/ndlna/00566959">00566959</a></span></li> <li><a href="/wiki/Tjekkisk_nationalbibliotek" title="Tjekkisk nationalbibliotek">NKC</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=ph127303&CON_LNG=ENG">ph127303</a></span></li> <li><a href="/wiki/Spaniens_nationalbibliotek" title="Spaniens nationalbibliotek">BNE</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://catalogo.bne.es/uhtbin/authoritybrowse.cgi?action=display&authority_id=XX524840">XX524840</a></span></li> <li><a href="/wiki/Den_Store_Danske_Encyklop%C3%A6di" title="Den Store Danske Encyklopædi">DSD</a>: <span class="uid"><a rel="nofollow" class="external text" href="//lex.dk/luft">luft</a></span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://auth.wikimedia.org/loginwiki/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Hentet fra "<a dir="ltr" href="https://da.wikipedia.org/w/index.php?title=Luft&oldid=11718160">https://da.wikipedia.org/w/index.php?title=Luft&oldid=11718160</a>"</div></div> <div id="catlinks" class="catlinks" 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class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-talk-sticky-header" tabindex="-1" data-event-name="talk-sticky-header"><span class="vector-icon mw-ui-icon-speechBubbles mw-ui-icon-wikimedia-speechBubbles"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-subject-sticky-header" tabindex="-1" data-event-name="subject-sticky-header"><span class="vector-icon mw-ui-icon-article mw-ui-icon-wikimedia-article"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-history-sticky-header" tabindex="-1" data-event-name="history-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-history mw-ui-icon-wikimedia-wikimedia-history"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only mw-watchlink" id="ca-watchstar-sticky-header" tabindex="-1" data-event-name="watch-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-star mw-ui-icon-wikimedia-wikimedia-star"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-ve-edit-sticky-header" tabindex="-1" data-event-name="ve-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-edit mw-ui-icon-wikimedia-wikimedia-edit"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-edit-sticky-header" tabindex="-1" data-event-name="wikitext-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-wikiText mw-ui-icon-wikimedia-wikimedia-wikiText"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-viewsource-sticky-header" tabindex="-1" data-event-name="ve-edit-protected-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-editLock mw-ui-icon-wikimedia-wikimedia-editLock"></span> <span></span> </a> </div> <div class="vector-sticky-header-buttons"> <button class="cdx-button cdx-button--weight-quiet mw-interlanguage-selector" id="p-lang-btn-sticky-header" tabindex="-1" data-event-name="ui.dropdown-p-lang-btn-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-language mw-ui-icon-wikimedia-wikimedia-language"></span> <span>114 sprog</span> </button> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive" id="ca-addsection-sticky-header" tabindex="-1" data-event-name="addsection-sticky-header"><span class="vector-icon mw-ui-icon-speechBubbleAdd-progressive mw-ui-icon-wikimedia-speechBubbleAdd-progressive"></span> <span>Tilføj emne</span> </a> </div> <div class="vector-sticky-header-icon-end"> <div class="vector-user-links"> </div> </div> </div> </div> </div> <div class="mw-portlet mw-portlet-dock-bottom emptyPortlet" id="p-dock-bottom"> <ul> </ul> </div> <script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-5d757f95b5-pd7kx","wgBackendResponseTime":148,"wgPageParseReport":{"limitreport":{"cputime":"0.128","walltime":"0.341","ppvisitednodes":{"value":241,"limit":1000000},"postexpandincludesize":{"value":5388,"limit":2097152},"templateargumentsize":{"value":134,"limit":2097152},"expansiondepth":{"value":8,"limit":100},"expensivefunctioncount":{"value":1,"limit":500},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":4503,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 125.468 1 -total"," 79.17% 99.330 1 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Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2003-01-29T12:06:13Z","dateModified":"2024-03-14T18:26:02Z","image":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/3\/3c\/Alchemical_air_symbol_%28fixed_width%29.svg","headline":"gasblanding best\u00e5ende af ca 78% nitrogen, 21% oxygen, 0,038% carbondioxid og 1% andre gasser."}</script> </body> </html>