Paraffin Wax

Paraffin wax is a white or colorless soft solid derivable from petroleum, coal or oil shale.
It is used in: lubrication, electrical insulation, candles and castings.
It is now being used in as a luxurious addition to a manicure or pedicure in spas and nail salons, and is a common option in heat therapy treatments for people with arthritis or other rheumatic diseases.