Flitz AL 01706 Preclean Industrial Strength, 16-Ounce, Small, Aluminum Natural organic salt formula Instantly removes brake dust, hard water spots, rust stains, calcium deposits and stains, soap scum, lime deposits, corrosion, tarnish, grease and oil Use indoors or out Safe on glass, aluminum, painted surfaces, fiberglass, chrome and stainless steel - must be rinsed within 1 minute of application Won't haze aluminum