Freons definitions

Freons

1) Some refrigerants
Found on https://www.crosswordclues.com/clue/freons

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freons

A group of halogenated hydrocarbons, usually based on methane, containing one or more fluorine and/or other halogen atoms. ... (12 Dec 1998) ...
Found on http://www.encyclo.co.uk/local/20973

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Freons

See chlorofluorocarbons.
Found on http://www.physicalgeography.net/physgeoglos/f.html

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