The word "fart" comes from the Old English "feortan" (meaning "to break wind").
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If you hold farts in during the day, they'll just come out when you sleep.
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Held in farts enter your bloodstream and are bad for your body.
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SCUBA divers cannot pass gas at depths of 33 feet or below.
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On average, a person produces about half a liter of fart gas per day, distributed over an average of about fourteen daily farts.
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On the average a fart is composed of about 59% nitrogen, 21% hydrogen, 9% carbon dioxide, 7% methane, and 4% oxygen. Less than 1% is what makes them stink.
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Although they won't admit it, women fart as much as men.
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