Non-conductive contact cleaners uses a combination of solvents and propellants to remove oil, dirt and moisture from the surface of contact points on small electric equipment, controls, ignition systems, motors, relays and thermostats. Solvent flushes off oil, grease and metallic oxides caused by corrosion or arcing, while leaving a clean, dry residue free surface. It is safe on metals .
*****Do not use on live circuit.******