The compound used as refrigerant is

The role of refrigerant is to absorb the heat from the surroundings and provides air conditioning effect. They may be in fluid or gas state. Earlier CFCs were used as a refrigerant, but now-a-days Freon are used as refrigerants which also act as CFC’s. Whereas Gammaxene is an insecticide, Hydrogen peroxide is used as solvents and Westron is a non-polar solvent.