... and Strict Treatments, Have Excellent Resistance In Corrosion, Salt Mist, Oil Fume, Heat and Humidity, Scratches, UV Rays; Self Clean ... technology, to make surface improve resistance against corrosion, salt mist, oil fume, heat and humidity, scratches, Soft and Elegant Color ... , Strong film adhesion. Main Flow Chart:Remove Oil/Grease →Water Washing →Acid Cleaning (remove Rust) →Water ...