Mexicans who have no Indian blood would still be classified as Hispanic, a race classification that is not genetically determined. Be careful though, lumping all Native Americans is one huge group is not being very respectful of them.
Lead wheel weights have been banned in the EU since July 2005, and Japan and Korea are phasing them out. Yet EPA has refused to enact a ban, instead relying on voluntary industry action.
Maine's Lead & Mercury Wheel Weight Ban. Starting January 1, 2011 - A person may not sell, distribute or use wheel weights or other products for balancing motor vehicle tires that contain intentionally added lead or mercury. This ban also applies to mail order or internet sales into Maine.