Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
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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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Your heart beats over 36 million times a year.
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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
Oxidation of Fe-bearing minerals gives rocks, soils rusty color.
George Green. …marooned in dreaming: a path of song and mind, in progress