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dichlorodifluoromethane |
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dichlorodifluoromethane [daɪˌklɔːrəʊdaɪˌflʊərəʊˈmiːθeɪn] n (Chemistry / Elements & Compounds) a colourless nonflammable gas easily liquefied by pressure: used as a propellant in aerosols and fire extinguishers and as a refrigerant. Formula: CCl2F2 See also Freon How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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With the change from dichlorodifluoromethane (CFC-12) to the less ozone-depleting tetrafluoroethane (HFC-134a), a broader variety of polymers is suitable for use. In addition, chlorine, dichlorodifluoromethane (freon 12), and more recently, sulfur hexafluoride, as a component gas blend with argon or nitrogen," [6] have also been used in degassing operations. |
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