is the electrical contact grease of choice in new electrical installations and maintenance because of its excellent performance in keeping metals free from corrosion. This rust preventitive has been used for over 50 years to preventing corrosion in electrical connectors from low micro-power electronics to high voltage switchgear. NO-OX-ID A-Special prevents the formation of oxides, sulfides and other corrosion deposits on copper and aluminum surfaces and conductors can be prevented with its use