Which has not been a major source of CFCs? plastic foams refrigerators televisions air conditioners

Chloroflurocarbon is consists of carbon, fluroine and chlorine atoms. So, amoung the following option television is not the major source of chloroflurocarbon. They are non - flammable, non - toxic consist of carbon, fluroine and chlorine. They are human made compounds. Hence, option television is correct option it

Televisions