The scientists are working on a brilliant idea, charging a phone with urine. Your battery is dead, no problem, just urinate into your phone and the battery will start charging. This technology is using microbial fuel cells that can directly use urine to produce electricity. There are no practical applications of this technology yet, but there are some projects that will be based on collecting urine from the urinals and leading it into the microbial fuel cells. This technology will be particularly useful for camping and when you are in places where there is no electrical current available.
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