A Swedish engineer has developed a machine that can turn people’s sweat into drinking water, according to BBC News.
The device was developed to promote a UNICEF campaign drawing attention to the fact that 780 million people in the world lack access to clean water.
Designed by engineer Andreas Hammar, the technology uses a technique called membrane distillation to spin and heat sweat-soaked clothing, removing the sweat, and then passing it through a membrane that filters out everything except water molecules, BBC News reported. The developers claim that the resulting product is cleaner than local tap water.
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