Chainsaws were derived from a tool originally intended to help deliver babies
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If you put two straws in your mouth, one inside a drink and one outside it, you won't be able to drink through either straw.
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Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
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Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
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There is a family with a genetic condition that makes their skin blue, who have been isolated in rural Kentucky for generations.
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