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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Everyone has one nostril that is larger than the other.
If you could remove all of your skin, it would weigh up to 5 pounds.
There are 20 feet of blood vessels in each square inch of human skin.
Cyanide works by making the human body unable to use oxygen.
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