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n. Any of various halocarbon compounds consisting of carbon, hydrogen, chlorine, and fluorine, once used widely as aerosol propellants and refrigerants. Chlorofluorocarbons are believed to cause depletion of the atmospheric ozone layer.

n. Any of a class of organic compounds in which the hydrogen atoms of a hydrocarbon are replaced with those of chlorine and fluorine; formerly used as refrigerants and aerosol can propellants but withdrawn due to causing damage to the ozone layer.

n. a fluorocarbon with chlorine; formerly used as a refrigerant and as a propellant in aerosol cans

"After the first survey of 311 complaints ranked excessive noise as the number one source of irritation among residents, the Bloomberg administration instituted a series of noise-abatement programs, going after the offenders whom callers complained about most often officials now know that the first warm day of spring will bring a surge in use of the city's chlorofluorocarbon recycling programs."

greenhouse emission    greenhouse gas    fluorocarbon    pollutant   

Freon   

hydrochlorofluorocarbon    HCFC    Freon