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A trademark for a variety of nonflammable gaseous or liquid fluorinated hydrocarbons employed primarily as working fluids in refrigeration and air conditioning and as aerosol propellants.


(Chemistry) trademark any of a group of chemically unreactive chlorofluorocarbons used as aerosol propellants, refrigerants, and solvents


(ˈfri ɒn)
any of a class of liquid or gaseous fluorocarbon or chlorofluorocarbon products, used as refrigerants.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Freon - any one or more chlorofluorocarbons (or related compounds) that are used as an aerosol propellant, organic solvent, or refrigerant
trademark - a formally registered symbol identifying the manufacturer or distributor of a product
CFC, chlorofluorocarbon - a fluorocarbon with chlorine; formerly used as a refrigerant and as a propellant in aerosol cans; "the chlorine in CFCs causes depletion of atmospheric ozone"
References in periodicals archive ?
Narcotics detectives obtained the second search warrant for the house after watching men unload two vehicles and carry in cardboard boxes like those used to store chemical-grade glassware, cans appearing to contain Freon and large plastic bags.
Because it's almost impossible to distinguish between new and recycled Freon, traders illegally bring CFCs into industrialized countries in the guise of recycled substances or exports to developing countries.
Laws prohibiting the use of Freon and other CFCs will take effect during the next few years, leaving many companies with lots of useless CFCs.
Electronics including cell phones and electronic plug-ins are accepted, electronics containing Freon are not accepted.
Tenders are invited for Supply Of R-22 Grade Freon Gas To Kmf Shimoga
For one thing, we can now cool the materials with freon, using ordinary household air-conditioning technology.
Polgaz Gliwice fills cylinders with oxygen, freon, argon, carbon dioxide and gas mixtures.
workers have made significant progress to stop a leak of Freon vapor in the Unit 1 reactor building.
Fred Landay, owner, says that with appliances containing freon that cannot be resold, Appliance Disposal extracts the freon with the help of a licensed technician.
The most volatile chemical studied in the experiments was a Freon known as CFC-11.
Commercial experience suggests that the flotation of inclusions is increased by adding small amounts of chlorine, freon or sulfur hexafluoride to the inert purge gas.