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  • Information On Lead Poison
    2,359 words
    The Effects of Lead Poison on Children Throughout the world today one out of every six children under the age of six are suffering from health disorders due to a poisonous metal known as lead (Kiwanis, 1996). Lead is a natural occurring bluish-grey metal found in the earth's crust. It has no taste or smell. Lead can easily be found in all parts of our environment today. Most of it comes from mining, manufacturing, and last but not least the burning of fossil fuels (Xintaras, 1993). In the United...
  • Lead In The Air
    812 words
    Privately Owned Gasoline Powered Vehicles Should Be Limited The automobile has become a very important part of today's society. It is a necessity to own or to have access to a car in order to keep up with all of the competition of the business world, and also one's social demands. Most people would not be able to travel around a country or the world without this incredible machine, for it provides freedom and mobility, even for people who do not own a car. Unfortunately, the car has a very destr...
  • Heavy Metal Poisoning Heavy Metal
    861 words
    Heavy Metal Poisoning Heavy metal poisoning is the toxic accumulation of heavy metals in the soft tissues of the body. Heavy metals are chemical elements that have a specific gravity at least five times that of water. The heavy metals most often implicated in human poisoning are lead, mercury, arsenic, and cadmium. Some heavy metals, such as zinc, copper, chromium, iron, and manganese, are required by the body in small amounts, but these same elements can be toxic in larger quantities. Heavy met...
  • Lead's Extensive Use In Ancient Water Pipes
    866 words
    Lead is a lustrous, silvery metal that tarnishes in the presence of air and becomes a dull bluish gray. Soft and flexible, it has a low melting point (327 ^0 C). Its chemical symbol, Pb, is from plumbum, the Latin word for waterworks, because of lead's extensive use in ancient water pipes. Its atomic number is 82; its atomic weight is 207.19. Lead and lead compounds can be highly toxic when eaten or inhaled. Although lead is absorbed very slowly into the body, its rate of excretion is even slowe...
  • Use Of Lead In Gasoline
    805 words
    Lead and The Environment Some materials are so commonplace that we take them for granted. One of those materials is a grayish metal that has been with us for thousands of years. That metal is lead, still one of the world's most useful substances, and one that never ceases to find a role in human society. Lead has the atomic symbol of Pb (for plumbum, lead in Latin). The atomic number for lead is 82 and the atomic mass is 207.19 AMU. It melts at about 327.502 oC and boils at 1740 oC. Lead is a he...
  • Lead Poison
    712 words
    Lead Poisoning One out of every six children under the age of six are suffering from health disorders due to the poisonous metal, lead. Lead is a natural occurring bluish-gray metal found in the earth's crust. It has no taste or smell. Lead can easily be found in all parts of our environment today. Most of it comes from mining, manufacturing, and the burning of fossil fuels. In the United States lead poison has increased because of the lack of knowledge in our society. Lead is released into the ...
  • Type Of Venom And Poison
    2,382 words
    Among natures many wonders and mysteries, poisons and venoms are among the most complex. Venoms are widespread among the animal and plant kingdoms, ranging from small insects to marine invertebrates to common houseplants. Each type of venom and poison possesses a unique composition and the effects of these toxins vary greatly. Poisons and venoms are similar in that they are naturally-occurring and all have specific characteristics and effects. Venoms are classified by how they affect body system...
  • Amount Of Lead In Your Water
    1,235 words
    The Greeks were the first to mine lead ore in their search for silver which they used for coins. They also discovered a use for lead in making wine; and as a result, they unwittingly exposed humans to a toxic metal. The Romans followed suit by using lead in many infrastructures, in wine-making, and for food storage. Their use of lead causes speculation that lead poisoning may have contributed to the fall of the Roman Empire. Major contamination of lead was brought on by the increased use of the ...

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