Graphene Sieve Turns Saltwater into Drinking Water Physics 

Graphene Sieve Turns Saltwater into Drinking Water

By Kate Stone @GotScienceOrg Water, water, every where, And all the boards did shrink; Water, water, every where, Nor any drop to drink. —Rime of the Ancient Mariner Poet Samuel Taylor Coleridge published those lines in 1798. In 2017, scientists from the University of Manchester have developed a graphene-based desalination tool. Soon, more of that abundant seawater might be drinkable after all. This is good news for Coleridge’s ancient mariner and for everyone in need of fresh water. Fresh water is like liquid gold. According to the United Nations, 85…

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