Read at : Watercone

http://www.watercone.com/product.html

A Product that enables anyone, in a most simple fashion, an independent, cheap and mobile solar Potable Water generation from sea water or brackish water on the base of condensation by solar still.   This Invention represents a conical, self-supporting and stackable Unit made from transparent, thermo-formable polycarbonate (same as water dispensers) outfitted with a screw cap spout at the tip and an inward circular collecting trough at the base. Technically speaking it is a solar still. The Function

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