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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Your heart beats over 36 million times a year.
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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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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.