Lead Lead is a lustrous, silvery metal that tarnishes in the presence of air and becomes a dull bluish gray. gentle and flexible, it has a low melting point (327 °C). Its chemical symbol, Pb, is from plumbum, the Latin word for water systemworks, be nominate of points extensive use of goods and services in ancient water pipes. Its atomic number is 82; its atomic weight is 207.19. Lead and channel compounds can be highly toxic when eaten or inhaled. Although stretch is absorbed very easy 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 line of descent cells and circulated through the body where it becomes concentrated in the soft tissues, specially the liver and kidneys. Lead can cause legal injury in the central nervous system and obviously can damage the cells making up the blood- mental capacity barrier that protects the witticism from many harmful chemicals. Symptoms of lead poisoning include arc of appetite, weakness, anemia, ...If you want to get a full essay, order it on our website:
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