Researchers at the University of Texas have invented a battery-powered device that removes salt from seawater through a cheaper and more energy-efficient process than current methods.
But so far researchers have removed salt from very small amounts of water and haven’t removed enough salt to make potable water. Still, Okeanos Technologies, the company sponsoring the research, hopes to develop a large-scale version that could be used to provide water for drinking and for irrigating crops.
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