Groundbreaking affordable, paper-thin filter removes viruses from water
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Though over 748 million people around the world don't have access to clean drinking water, water filters aren't as widely used as they could be due to prohibitive costs. Many rely on chemical methods of cleaning water instead, which only inactivate microorganisms rather than getting rid of them. Yet Uppsala University researchers developed a paper-thin water filter called the mille-feuille filter that not only cleans water, but rids it of harmful viruses. Uppsala University designed...