Heavy Duty Oxidation Remover is the next step up from less aggressive products like Meguiar's No. 44 Color Restorer. Heavy Duty Oxidation Remover has the power to safely eliminate light to extreme scratches, as well as water spots. You can apply this professional formula by hand or machine. Wax and silicone free, it's a gentle and highly effective alternative to rubbing compounds for use on all fiberglass, high-tech paint or gelcoat surfaces.