Why are CFC's considered as pollutants?

The full question is

What do CFC’s stand for? Name some devices where CFCs are used. Why CFCs are considered as pollutants?

Answer

CFC stands for Chloro Fluoro Carbon.

Some devices where CFCs are used are

• Refrigerators
• Air Conditioners
• Aerosol Sprays

CFCs are considered as pollutants because

• they lead to depletion of the ozone layer which protects the earth from ultraviolet rays.
• they lead to an increase of temperature of the earth, thus leading to climate change.