For crystal clear glass every time. A safe strong non-scratching formula that removes baked on smoke, soot, creosote, carbon and mineral residues from glass, stainless steel, chrome, aluminum, ceramic range tops, and porcelain/tile surfaces. Use to clean glass on fireplace inserts and door glass on coal, oil and woodburning stoves. Can also be used on fiberglass showers to remove soap scum. Leaves a protective silicone layer to make the next cleaning easier.