March 30,2007: two weeks after a massive recall of several brands of pet foods and after dozens of dogs and cats have died of unexplained intestinal ills, scientists at FDA's Forensic Chemistry Center in Cincinnati make an unusual discovery: There are high levels of melamine in the food.rnAn industrial chemical used to make plastics and sterilize swimming pools, the melamine seems to have come from the added wheat gluten. But how did it ever get in that ingredient?
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