What is the role of lead? For lead this kind of nonferrous metal may not be familiar to many people, here is the introduction to it:
Lead is a chemical element whose chemical symbol is Pb (Plumbum in Latin), with an atomic number of 82 and is the largest non-radioactive element in atomic weight.
Lead is soft and malleable weak metal, toxic and heavy metal. The lead was white and white, and the surface of the air was quickly covered by a dark gray oxide. Can be used for construction, lead-acid batteries, warhead, shells, welding materials, fishing gear, fishing gear, radiation protection materials, trophies, and part of the alloy, such as electronic soldering tin lead alloy. Lead is a metal element that can be used as a material for sulfuric acid corrosion, ionizing radiation, battery and so on. Its alloys can be used for type of lead, bearing, cable, etc., and also can be used as the lead ball of sports equipment.
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