This advanced aerosol precision cleaner utilizes HFC and HFE chemistry to create a high purity, nonresidue, fast dry, nonflammable formula that is completely plastics safe. Neoprene W., Buna N., Buna S., Silicone rubber, Butyl, Natural rubber, Thiokol FA, Viton A, Adiprene L, Nordel, Delrin resin, Zytel, Nylon, Teflon, PVC, Polyurethane, Styrene, Polystyrene, Polypropylene, ABS, and more are not affected by this product. It is also nonflammable to 20 KV per ASTM D-877 and will not cause “freeze out” or attract moisture when used as directed. It quickly and easily removes dirt, dust, light oils, flux, and other deposits from contacts, circuit boards, relays, switches, solder joints, and other electronic devices. It is also ideally suited for the maintenance of all electronic or electrical devices in industry.