Lead Lead is a lustrous, silvery metal that tarnishes in the presence of air and becomes a dull bluish gray. grant and flexible, it has a low melting point (327 Â°C). Its chemical symbol, Pb, is from plumbum, the Latin word for water systemworks, be nominate of points extensive office in ancient water pipes. Its atomic number is 82; its atomic weight is 207.19. Lead and channel compounds can be super toxic when eaten or inhaled. Although speck is absorbed very late into the body, its rate of excretion is as yet slower. Thus, with constant exposure, lead accumulates gradually in the body.
It is absorbed by the red tear cells and circulated through the body where it becomes concentrated in the soft tissues, specially the liver and kidneys. Lead can cause prostitute in the central nervous system and obviously can damage the cells making up the blood- mental capacity barrier that protects the instinct from many harmful chemicals. Symptoms of lead poisoning include firing off of appetite, weakness, anemia, ...If you want to get a full essay, order it on our website: OrderCustomPaper.com
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