单词 | chlorofluorocarbon |
释义 | chlorofluorocarbon (once / 161909 pages) n WORD FAMILY chlorofluorocarbon: chlorofluorocarbons USAGE EXAMPLESIn the 1980s, the Montreal Protocol led to the ban on chlorofluorocarbons, CFCs, because of hazards to the ozone layer. New York Times(Oct 22, 2016) HFCs do not harm the ozone layer like chlorofluorocarbons and similar gases that were eliminated under the 1987 Montreal Protocol. The Guardian(Oct 15, 2016) The Kigali talks are part of the 1987 Montreal Protocol, which helped protect the ozone layer by cutting the use of chlorofluorocarbons. Reuters(Oct 13, 2016) n a fluorocarbon with chlorine; formerly used as a refrigerant and as a propellant in aerosol cans Syn|Hypo|Hyper CFC HCFC, hydrochlorofluorocarbon a fluorocarbon that is replacing chlorofluorocarbon as a refrigerant and propellant in aerosol cans; considered to be somewhat less destructive to the atmosphere Freonany one or more chlorofluorocarbons (or related compounds) that are used as an aerosol propellant, organic solvent, or refrigerant pollutant waste matter that contaminates the water or air or soil fluorocarbona halocarbon in which some hydrogen atoms have been replaced by fluorine; used in refrigerators and aerosols greenhouse emission, greenhouse gasa gas that contributes to the greenhouse effect by absorbing infrared radiation |
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