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Denna sidan visar ordspråk som liknar "Looking forward, it seems that reverse osmosis will remain the predominant technology, but there is lots of room for us to improve it. The membrane materials typically used are limited in their ability to transport materials. Sometimes they get clogged with salt. If you're treating lake water, they can have bugs and organic slime growing on them. One thing we can do is look for better materials for that.".