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An obscure chemical in hard plastic baby bottles, liners inside canned food and some water containers lies at the center of controversy as the California Legislature considers a bill to ban it in children's products.
If passed, California would be the first state to limit its use.
Bisphenol A -- the prime chemical in making the polycarbonate plastic popular in durable, clear Nalgene water bottles -- has come under increasing scrutiny in recent years from scientists who caution that it's found in thousands of consumer products and has invaded the human body.
Bisphenol A Ban