Description Clean-Rite Purple Power Aluminum Brightener will bring the shine back to your metals. It cleans and brightens aluminum and restores it to a condition that looks like new. This brightener also quickly and easily dissolves oil stains, grease, grime, road dirt and more to keep the luster on aluminum items. This aluminum cleaner and brightener can also be used for other metals like copper, brass, stainless steel and other non-ferrous materials. It's helpful for cleaning vehicle engines and tire rims. Simply spray the cleaner and then rinse it off to remove grease stains and surface dirt. Use this cleaner and keep your metals looking brand new.