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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Excess gas in the intestinal is medically termed "flatulence."
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Farts are created mostly by E. coli.
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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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The word "fart" comes from the Old English "feortan" (meaning "to break wind").
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Farts are flammable.
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Farts have been clocked at a speed of 10 feet per second.
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