e-z-1 synthetic lubricant provides superior lubrication and corrosion protection for practically everything, including steel, brass, copper, aluminum, and wood. its amazing penetration power loosens rusted nuts and bolts, dissolves tar and asphalt and even cleans, restores, and preserves vinyl and wood. e-z-1 performs especially well in corrosive environments such as those found near salt water, fresh water, mines, muskeg and brackish waters.