In a letter to a friend dated July 31, 1786, Benjamin Franklin wrote of lead's "mischievous" effects on workers. He cited his own encounters with the ...
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By Mark Fischetti
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BOSTON--Exposure to lead--so toxic--is a problem of the past, right? Wrong. Since the U....
After the CDC lowered the threshold at which a child is at risk for lead poisoning by half last week, the number of children under 6 who are now considered at risk jumped from 77,000 to 442,000.
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