单词	hydrofluorocarbon
释义	hydrofluorocarbon /ˌhʌɪdrə(ʊ)ˈflʊərə(ʊ)ˌkɑːb(ə)n / /*ˌhʌɪdrə(ʊ)ˈflɔːˌhʌɪdrə(ʊ)flʊərə(ʊ)ˌkɑːb(ə)n/ (abbreviation HFC) noun Chemistry Any of a class of partly chlorinated and fluorinated hydrocarbons, used as an alternative to CFCs in foam production, refrigeration, and other processes.Environmentally safe alternatives, such as carbon dioxide, hydrocarbons and hydrofluorocarbons, will serve as blowing agents instead.... The appliance, automotive and building industries have switched from freons to hydrofluorocarbons for home refrigerators, car air conditioners and cooling systems in commercial buildings. These compounds are called hydrofluorocarbons and are not as destructive to the earth's protective layer.
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