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.
Hydrocarbon based propellants such as n-butane, isobutane and propane occupied a major chunk of the market by accounting over 82% of the aerosol propellants market share in 2014.