We have seen some some strange batteries before, the potato battery comes to mind. When I think of beer, electrolyte isn’t the first thing I think of but the picture above is a beer battery. Watch the video below to see the battery lighting an LED. Now it just needs to be scaled up a bit to charge an iPod.
Via HG Forum
“The core of this device is the voltaic pile invented by alesandro volta in the year 1800, which consists of a copper and zinc electrode immersed in a liquid electrolyte. For this experiment I replaced the salt water from his original design with beer! And it works!”