South Korean Toilet Allows Students to Pay With Their Poop
The toilet turns excrement into energy and even allows students to purchase stuff with the amount of poop they produce. Yes, you read that right: At a university in South Korea, human waste is being used to help power a building, and this process also turns excrement into a digital currency, according to a report by Reuters.
https://interestingengineering.com/south-korean-toilet-allows-students-to-pay-with-their-poop