Examples of chlorofluorocarbon in a Sentence
Many nations have banned the production of chlorofluorocarbons.
Recent Examples of chlorofluorocarbon from the Web
In 1987, countries of the world agreed to the Montreal Protocol, a treaty designed to phase out chlorofluorocarbons, or CFCs, responsible for destroying ozone in the stratosphere.
Experts say the mending of the hole is attributable to series of international regulations on chlorofluorocarbons (CFCs) — the manmade chemicals known to promote the breakdown of ozone molecules (O3) — that were adopted beginning in 1987.
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.
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.
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First Known Use of chlorofluorocarbon
CHLOROFLUOROCARBON Defined for English Language Learners
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