Question

Where do CFCs come from?

Answer 1

Chlorofluorocarbon (CFC) is an organic compound that contains carbon, chlorine, and fluorine, produced as a volatile derivative of methane and ethane. A common subclass is the hydrochlorofluorocarbons (HCFCs), which contain hydrogen, as well. Freon is DuPont's brand name for CFCs, HCFCs and related compounds.

Answer 2

chlorofluorocarbons come from the extra use of energy from AC and refrigerator their generally caused due to the ozone layer depletion