Our rust remover contains deionized water, lemon extract, glycerin. It can easily remove rust, scratches, passivation and aging metal auto parts and household items. Its use method is very simple: first clean the dust and debris on the metal surface, take an appropriate amount of this product on the dry rag, wipe evenly on the surface, remove rust. After use, a dense protective film is formed on the surface of the object to prevent stains and future oxidation rust and maintain the luster of the object.