Everyone needs power on the go at some point, in this day and age with all the new-fangled gadgetry that goes on it can get expensive. Some clever chaps from Japan have come up with a way of turning your regular liquid excretions into a free source of energy! These clever little batteries have been reported to last up to 10 years on one charge! Sadly, these are not yet available for sale as far as we know.
gosh its amazing invention