Think bender from futurama alchool is far fetched look at this new developement

Methanol-powered artificial muscles start to flex

Incorporating carbon nanotubes or shape-memory wires, the two types of muscle aim to create battery-free prosthetics and robotic limbs

link: http://www.newscientist.com/article/...t-to-flex.html

Seems really interesting, everyone knows you can get power from alchool, but enough to power a robot, who would of guessed.