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carious ground, although―as often happens―this was not discovered until the chemical had been in use for several years. Malathion is ‘safe’ only because the mammalian liver, an organ with extraordinary protective powers, renders it relatively harmless. The detoxification is accomplished by one of the enzymes of the liver. If, however, something destroys this enzyme or interferes with its action nike jordan high heels, the person exposed to malathion receives the full force of the poison.
Unfortunately for all of us kids uggs clearance sale, opportunities for this sort of thing to happen are legion. A few years ago a team of Food and Drug Administration scientists discovered that when malathion and certain other organic phosphates are administered simultaneously a massive poisoning results―up to 50 times as severe as would be predicted on the basis of adding together the toxicities of the two. In other words mbt shoes clearance sale, of the lethal dose of each compound may be fatal when the two are combined. This discovery led to the testing of other combinations. It is now known that many pairs of organic phosphate insecticides are highly dangerous, the toxicity being stepped up or ‘potentiated’ through the combined action. Potentiation seems to take place when one compound destroys the liver e 相关的主题文章: silent+springaks |
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