Lead (pronounced /ˈlɛd/) is a transitional element with a symbol Pb (Latin: plumbum). Lead has the atomic number 82. Lead is a soft, malleable poor metal, also considered to be ...
Childhood Lead Poisoning. Approximately 310,000 U.S. children aged 1-5 years have blood lead levels greater than 10 micrograms of lead per deciliter of blood, the level at which ...