September 28, 2016
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6:50Now PlayingOur love/hate relationship with lead is as old as history itself. The origin of "plumbing" comes from the Latin word for lead. But only in the 1970s did we realize the consequences of even low doses of the hazardous metal, and by then it was in our pipes, our paint and our fuel. Science correspondent Miles O’Brien examines the lasting health consequences.
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