Recommended VideosAfter major restrictions on lead paint, gasoline, and other consumer sources, blood lead levels in the U.S. fell dramatically. Older dishes, mugs, teapots, and decorative pieces may contain lead in the glaze or painted decoration, and are still in circulation today. Equipped with an at-home lead testing kit, she recently tested a couple of beautiful antique pieces she got at Goodwill. Did The Goodwill Pieces Test Positive? She explains that the at-home test changes color if lead is detected.