hydrofluorocarbon

noun

Etymology: Etymology tree Proto-Indo-European *wed- Proto-Indo-European *-r̥ Proto-Indo-European *wódr̥ Proto-Hellenic *údōr Ancient Greek ῡ̆̔́δωρ (hū̆́dōr) Ancient Greek ῠ̔δρο- (hŭdro-)der. English hydro- Proto-Indo-European *bʰel-der. Proto-Indo-European *bʰlewH-der. Proto-Indo-European *bʰluH-yé-ti? Latin fluō Proto-Indo-European *-os Proto-Indo-European *-s Proto-Indo-European *-ōs Proto-Italic *-ōs Latin -or Latin fluor Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English fluoro- Proto-Indo-European *kerh₃-der.? Latin carbōlbor. French carbonebor. English carbon English fluorocarbon English hydrofluorocarbon From hydro- + fluorocarbon.

1. A haloalkane composed entirely of carbon, hydrogen, and fluorine.

   “New cars sold in much of the world since this agreement have used R134a refrigerant in their climate-control systems. It is a hydrofluorocarbon, which contains no chlorine. In the years since the ban of refrigerants containing chlorine, the ozone hole has receded.”

   “The measure would curb the production and use of potent planet-warming chemicals called hydrofluorocarbons, or HFCs, which are used in air-conditioners and refrigerators.”