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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.