![‘xkcd’ Creator Explains Urinal Protocol with the Power of Math](http://townsquare.media/site/622/files/2009/09/urinals0.png?w=980&q=75)
‘xkcd’ Creator Explains Urinal Protocol with the Power of Math
Randall Munroe, the creator of the hilarious, has got peeing down to a science. Literally. On the 'xkcd' blog, Munroe explained the International Choice of Urinal Protocol -- e.g. how guys pick which urinal to use in a bathroom-- and broke it down for his readers with formulas, charts, and graphs...