Our car rust remover contains deionized water, lemon extract, surfactants. It can effectively eliminate rust, repair scratches and oxidation, while forming a waxy film that restores the finish, vitality and durability of the metal surface. Its use method is very simple: 1. Spray the product evenly on the surface of the item to be removed. 2. Wipe with a brush to speed up decomposition. Rinse with water and dry. Used to remove rust, repair and restore the appearance of metal surfaces, and provide polishing treatment.