This fast drying, nonconductive, formulation leaves no residue and is safe for use on plastics, rubber, and metal. This next generation product contains no CFC’s, HCFC’s, or other ozone depleters. Blasting spray easily cleans oil, grease, flux, dirt, and other contaminants from contacts, printed circuit boards, switches, motors, precision instruments and more. While advanced in performance and ozone safety, this product is flammable and must be used only on de-energized components and equipment. Always allow to dry and evacuate fumes before power is returned.