Highly concentrated, non-fuming, acid detergent with extra wetting agents for the absolute toughest of cleaning jobs, such as road film. Cleans and restores oxidized aluminum. Removes carbon, grease, oils, stains and diesel smoke. Easy to apply. Applications include truck trailers, aluminum wheels, vehicles, preparing aluminum for paining, and many more. For use on most aluminum surfaces, machinery, parts, trucks or trailers, pontoons. Cleans and brightens in one operation. Do NOT use on glass, polished aluminum, anodized aluminum or coated wheels. You can purchase a certificate of conformity for this product.