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Reverse Osmosis

Some countries have met the challenge by pumping from natural sources of fresh water.

How can water desalination methods be improved?

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Image a is an atomic force microscope (AFM) image of a polymer sheet whose dark spots are organic nanotubes. b is a transmission electron microscope (TEM) image of a sheet with sub-nanometer channels where the organic nanotubes are circled in red. On the right - magnification of a single nanotube. Photo: Ting Xu

Molecular polymer membranes

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Warning sign against dangerous drinking water. From Wikipedia

Ben Gurion University research with implications for wastewater reclamation

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The polymer chains protect and shield the membrane surface below them

A revolutionary membrane for water desalination

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