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Author Question: Which child's vision would have most recently matched that of an adult with 20/20 vision? a. ... (Read 79 times) |
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Your heart beats over 36 million times a year.
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The average office desk has 400 times more bacteria on it than a toilet.
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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
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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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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.