19 May 2008
Purification Technology
Treehugger reports on a low-energy, no clog water filter. The technology is still in the development phase but looks promising. I am not sure if it will work for desalination, but a derivative version probably will and that would be a big deal for those searching for more-reliable water supplies from the sea. [More posts on filters]
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Other than a pre-filter for reverse osmosis almost no chance this will be a desalinization breakthrough. It already won't do bacteria because they are too small. Salt ions are at least four orders of magnitude smaller.
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