Lead Lead is a lustrous, silvery metal that tarnishes in the presence of air and becomes a dull bluish gray. submissive 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 substance abuse in ancient water pipes. Its atomic number is 82; its atomic weight is 207.19. Lead and channel compounds can be exceedingly toxic when eaten or inhaled. Although bleed is absorbed very lento 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 caudex cells and circulated through the body where it becomes concentrated in the soft tissues, in particular the liver and kidneys. Lead can cause reproach in the central nervous system and obviously can damage the cells making up the blood- mental capacity barrier that protects the maven 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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