"Instantly removes hard water spots and rust stains, calcium deposits and stains, lime deposits, corrosion, tarnish, grease and oil","Natural, organic salt formula","Non-flammable","For indoor and outdoor use","Safe on aluminum, stainless steel, chrome, painted surfaces, fiberglass, glass and more","It won't haze aluminum like acid","Coverage 400 sq. ft. per 16 oz. bottle MATCO ALL METAL PRE-CLEAN MPC01709 | Matco Tools