What is "dichlorodifluoromethane"

n. (context organic compound English) A chlorofluorocarbon halomethane formerly used as a refrigerant and aerosol spray propellant, now banned in many countries because of its effects on the ozone layer.

Dichlorodifluoromethane (R-12) is a colorless gas usually sold under the brand name Freon-12, and a chlorofluorocarbon halomethane (CFC) used as a refrigerant and aerosol spray propellant. Complying with the Montreal Protocol, its manufacture was universally banned in 1996 due to concerns about its damaging impact to the ozone layer. Its only allowed usage is as fire retardant in submarines and aircraft. It is soluble in many organic solvents. Dichlorodifluoromethane was one of the original propellants for Silly String. R-12 cylinders are colored white.

This is a data page for dichlorodifluoromethane.