This is a perfect example of why the administration decided to paint some of the stalls black. But really, would the stalls feel as 'homey' if they didn't have illustrations of genitalia and physics on the walls?
(That second commentator is referring to the 'Cock Rocket' from the movie 'Orgazmo' by Trey Parker and Matt Stone.)
http://www.imdb.com/video/screenplay/vi597623065/
The second part of this exhibit:
And the entire thing, covering the wall of the handicapped stall:
Yes, most CWRU students are obsessed with astrophysics, rockets, fluid mechanics, and dicks.