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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.