In this photo taken May 3, 2010, small pieces of children's jewelry, purchased at various Wal-Marts across the country and analyzed by Ashland University chemistry professor Jeff Weidenhamer in his lab at the university, in Ashland, Ohio, are shown. The testing by Weidenhamer has shown that the jewelry contains the metal cadmium. (AP Photo/Phil Long)
Read the article: Wal-Mart pulls Miley Cyrus jewelry over cadmium
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