They are stable nonflammable moderately toxic gases or liquids which have typically been used as refrigerants and as aerosol propellants.
en.wikipedia.org Partition coefficients of fluorocarbon aerosol propellants in water, normal saline, cyclohexane, chloroform, human plasma, and human blood.
en.wikipedia.org It is currently used as an aerosol propellant, but it also has an application as a diesel substitute.
www.triplepundit.com They are used in a multitude of applications including commercial refrigeration, industrial refrigeration, air-conditioning systems, heat pump equipment, and as blowing agents for foams, fire extinguishants, aerosol propellants, and solvents.
en.wikipedia.org It is increasingly used as an aerosol propellant and a refrigerant, replacing chlorofluorocarbons in an effort to reduce damage to the ozone layer.
en.wikipedia.org