Our automotive iron powder rust remover spray contains inorganic acids, corrosion inhibitors, surfactants. It can remove the iron powder and rust on the car, prevent the paint from rusting twice, convert the rust into a protective film, and protect the original surface while removing rust. Its use is very simple: first keep the surface dry after cleaning, spray on the rust, then wipe it with a sponge, and finally wipe it off with a clean cloth. After use, it can protect the metal surface from oxidation, restore luster, and prevent rust again.