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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.