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Lead is a chemical element with symbol Pb (from the Latin plumbum) and atomic number 82.
L 1305 (OTTO) Lead, granular, 99.5% Cas 7439-92-1 - used in the ballast of sailboats. L 1305 (OTTO) Lead, granular, 99.5% Cas 7439-92-1 - used in weight belts for scuba diving.