Pentane

Pentane is used as blowing agent in the production of polystyrene foam, propellant in hairsprays, lubricants, insecticides, in the production of artificial ice, plastic, rubber, low temperature thermometers, refrigerant in air conditioners, used as a fuel and  in the production of ammonia, hydrogen , and olefin. It is also used as solvents in pesticides, extraction and diluting process, and also as solvent for non polar substances.