UNIVERZAL Penetrating Fluid is fast acting penetrating/release agent that penetrate between metal fasteners release those so called “frozen “component as the result from rust and corrosion. It contains highly effective wetting, penetrating agents and soluble molybdenum. It quickly penetrates and frees seized and corroded nuts, bolts, rusty locks, door hinges and handles, sticky carburetors, throttle linkages and fittings. Will loosen rust, tar, grease, dirt, carbon deposits, corrosion etc.