Examples of chlorofluorocarbon in a Sentence
Many nations have banned the production of chlorofluorocarbons.
Recent Examples of chlorofluorocarbon from the Web
Scientists first realized chlorofluorocarbons were wearing down the thin ozone layer above Antarctica in the 1970s.
Scientists found that a type of chemical called chlorofluorocarbons, used in refrigerants and as a propellant for things like hairspray, were collecting in the polar stratosphere.
HFCs were designed as a replacement for another class of chemicals -- chlorofluorocarbons -- that deplete the ozone layer.
Methane and ozone-depleting gases known as chlorofluorocarbons, or CFCs, are becoming relatively smaller contributors, the report states.
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.
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.
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.
Chlorofluorocarbons were originally used as the propelling agent, but the effects were proven to damage the ozone layer.
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First Known Use of chlorofluorocarbon
CHLOROFLUOROCARBON Defined for English Language Learners
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