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Definition of chlorofluorocarbon
: any of several simple gaseous compounds that contain carbon, chlorine, fluorine, and sometimes hydrogen, that are used as refrigerants, cleaning solvents, and aerosol propellants and in the manufacture of plastic foams, and that are believed to be a major cause of stratospheric ozone depletion —abbreviation CFC
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Examples of chlorofluorocarbon in a Sentence
Many nations have banned the production of chlorofluorocarbons.
Recent Examples of chlorofluorocarbon from the Web
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While the hole in the protective ozone layer above Antarctica is finally healing ever since the 1987 Montreal Protocol cut emissions of ozone-eating chlorofluorocarbons, scientists have just identified a new threat to its recovery.
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Certain chemicals must be present in the atmosphere - namely chlorine, one of the major components of chlorofluorocarbons, which can chemically react with ozone and break it up into other molecules.
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Her findings paved the way for the 1989 Montreal Protocol, which banned the worst ozone-depleting chemicals, such as chlorofluorocarbons.
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The deal would be an amendment to the Montreal Protocol, the landmark 1989 environmental treaty designed to close the hole in the ozone layer by banning ozone-depleting coolants called chlorofluorocarbons, or CFCs.
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In 1974, Mario Molina and Sherwood Rowland, two chemists at the University of California, Irvine, published an article in Nature detailing the threats to the ozone layer from chlorofluorocarbon (CFC) gases.
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Chlorofluorocarbons were originally used as the propelling agent, but the effects were proven to damage the ozone layer.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chlorofluorocarbon'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of chlorofluorocarbon
1949
CHLOROFLUOROCARBON Defined for English Language Learners
chlorofluorocarbon
playDefinition of chlorofluorocarbon for English Language Learners
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: a gas that was once commonly used in various products (such as aerosols) but that is believed to cause damage to the ozone layer in the Earth's atmosphere
Learn More about chlorofluorocarbon
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Britannica.com: Encyclopedia article about chlorofluorocarbon
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