Bok
05-28-2013, 06:46 PM
The water in urine can be a source of hydrogen for electrical generators
More... (http://www.sciencenews.org/view/generic/id/350668/title/FOR_KIDS_Pee_is_for_power)
More... (http://www.sciencenews.org/view/generic/id/350668/title/FOR_KIDS_Pee_is_for_power)