Removes grease, dirt, surface oxidation (white rust) and impurities from weathered galvanized iron. Treats new galvanized iron, mild steel, aluminium and chromadek and removes the oily surface coating. Cleans and etches in one step. Removes surface oxidation, oils and grease. Etches surface for maximum adhesion. Ready to use. Water rinse and clean up. A ready to use cleaner and etching compound that is essential to prepare new and weathered galvanized iron, as well as many types of metal.