Scientists have figured out how to shock the salt out of seawater

Hamish McPanji

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Well, there are already desalination techniques that are hellishly expensive so I'm assuming that this is news because it's potentially a low cost solution. Having said that, the article does seem to go great lengths of avoiding saying that this process is in fact cheap or potentially cheap.

It's an energy thing. Desalinisation usually required a lot of energy because of how the impurities interact with water. I don't see how they can overcome this without defying physics. Energy in all forms is expensive.

This reminds me of fracking in a way. At $100+ a barrel of oil, fracking was viable. At $35 it's a fools errand. There will only be enough resources applied to this when the cost of water becomes prohibitive
 
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