Lead WikipediaLead is a chemical element that is assigned the symbol Pb (from the Latin plumbum) and the atomic number 82. It is a heavy metal that is denser than most common ...RACE GAS Racing

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Zinc WikipediaZinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. In some respects zinc is chemically similar ...Lead Wiki