The Impossible Fart Cry

First use in English of the word urinator is someone who goes deep-sea diving, and then later it became someone who urinates. It's impossible to fart past 20 metres. Due to Boyle's law, the volume is much, much smaller of your farts,. Your body just can't push it through. And so what that means is, as you go up, it expands. At the front... You blast your way back to the steps.