If you hold farts in during the day, they'll just come out when you sleep.
16
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.
405
Pumbaa from "The Lion King" was the first character to fart in a Disney movie.
31
Farts are created mostly by E. coli.
206
Farts have been clocked at a speed of 10 feet per second.
700
Farts are flammable.
1k
SCUBA divers cannot pass gas at depths of 33 feet or below.
507