Membrion claims its ceramic membranes can filter out problematic heavy metals (not the genre, but toxic stuff like lead, arsenic and lithium) for around a twelfth of the cost of evaporative processes. Founder and CEO Greg Newbloom tells TechCrunch that he “wouldn’t recommend drinking the water we purify,” but the executive said the end result “can definitely be reused within an industrial facility,” without having to truck it off-site for treatment.

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