3-d printed turbine freezes seawater to make it drinkable – via FastCoExist

The new approach could also be significantly (up to 8 times) cheaper than existing desalination plants, most of which rely on heat to remove salt from seawater. 
Source: http://m.fastcompany.com/3053467/ges-new-3-d-printed-turbines-freeze-seawater-to-make-it-drinkable

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