TIL that if you were to light your farts on fire, an act called pyroflatulance, the resulting flame would be predominantly blue, as hydrogen and methane, the predominant flammable gasses in farts, burn blue.

https://en.wikipedia.org/wiki/Fart_lighting
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1ge6996/til_that_if_you_were_to_light_your_farts_on_fire/