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A comment on Graphene: The perfect water filter. Parent comment

Re:Graphene: The perfect water filter by DarkShikari on Friday January 27, 2012 @02:44PM (#3519826)
Coal can't be "clean" unless you can find a place to put the vast amount of carbon dioxide.
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Re:Graphene: The perfect water filter by ricopags on Friday January 27, 2012 @04:31PM (#3520260)
Use it to make more graphene oxide, obviously.
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