Perfection Water Spot Killer (Lite Acid) designed to remover hard water/ mineral deposits on glass windows, chrome and paint. Please do not use on hot or warm surfaces, chrome plastic, surfaces like the lens components of side mirrors. Wipe on and wash or clean off within moments. This is a lite acid and needs to be neutralized after removing the water spots. Please read the directions on the bottle before using! After use, immediately clean off with a neutralizing cleaner!