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Author Question: Roughly ________ of all iron and steel produced each year is used to replace corroded items. A) 4 ... (Read 42 times) |
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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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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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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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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.