From Gunpowder to Teeth Whitener: The Science Behind Historic Uses of Urine
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From Smithsonian: The saying goes that one person’s waste is another’s treasure. For those scientists who study urine the…
From Smithsonian: The saying goes that one person’s waste is another’s treasure. For those scientists who study urine the…
About the only use modern humans have for their urine is in health screenings. But preindustrial workers built entire…