Approved for food service kitchens and food processors. Cleans and polishes stainless steel, ceramic, porcelain, copper, cookware, sinks, cooktops, and non-stone countertops. Great for restoration projects. Cleans stainless steel, copper, brass, chrome, ceramic, porcelain, tile, plastic, aluminum and fiberglass. Use on door and window hardware, knobs, and hard synthetic flooring. Outdoors it removes stains and pollution grime from hard surfaces. Erases rust stains from many surfaces. Removes brake dust from wheels. Cleans siding, boats, vehicles, grills, tools and sports equipment.