Wanna Pull Water Out of Air? Grab Some Ions or a Weird Sponge

Wanna Pull Water Out of Air? Grab Some Ions or a Weird Sponge

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Find yourself adrift at sea, surrounded by undrinkable water, and you will parch to death. Find yourself lost in a desert and you will meet the same fate, also surrounded by water, also undrinkable. That’s because, even in the driest of lands, the air is loaded with water molecules—they just won’t do you any good.…