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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.