South Korean toilet turns waste into power, digital currency
By Minwoo Park | Reuters ULSAN, South Korea -- Using a toilet can pay for your coffee or buy you bananas at a university in South Korea, where human waste is being used to help pow…
By Minwoo Park | Reuters ULSAN, South Korea -- Using a toilet can pay for your coffee or buy you bananas at a university in South Korea, where human waste is being used to help pow…