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.
406
If you hold farts in during the day, they'll just come out when you sleep.
16
Farts have been clocked at a speed of 10 feet per second.
701
SCUBA divers cannot pass gas at depths of 33 feet or below.
507
The word "fart" comes from the Old English "feortan" (meaning "to break wind").
668
On average, a person produces about half a liter of fart gas per day, distributed over an average of about fourteen daily farts.
435
The temperature of a fart at time of creation is 98.6 degrees Fahrenheit.
433