Poop powered bike

Bowel movements can put wheels in motion. Here subtly designed, TOTO Bikes.
The toilet motorcycle will take off on a month-long journey from Kyushu to Tokyo. The toilet bike can chat to you while you’re doing your BIOGAS business on a variety of subjects like fortune-telling, stocks, or even the weather...

 

Source:
http://tototalk.jp/
via

See also:
http://descouleursdanslabouche.blogspot.com/2011/01/alimentation-vs-couche-dozone.html
http://descouleursdanslabouche.blogspot.com/2011/04/color-royal-horse-shit.html