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There's also other non-domestic uses that could greatly benefit from cheap large-scale desalination: Agriculture in arid regions. Sea water is not an option, but taste is not a primary concern.


Indeed, domestic uses account only for 11% of the global fresh water usage. Main uses are agricultural and industry (http://www.fao.org/aquastat/en/overview/methodology/water-us...)


Taste might not be a concern, but toxicity would be even more if a concern if the crops bioconcentrate the chemical.


Taste might be a concern if the chemicals pass in the edible parts of the plants.




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