During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
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Men who kiss their wives in the morning live five years longer than those who don't.
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Hot water can freeze faster than cold water.
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People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
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Fidgeting can burn about 350 calories a day.
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There is a tiger named Kenny who is the only known tiger to have downs syndrome.
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