Stop Flushing Water Down the Drain [Excerpt] temim 4:58 AM temim A mechanical engineer explains how reusing wastewater at the town and even household levels can save both water and energy -- Read more on ScientificAmerican.com from Scientific American News http://ift.tt/1T1Exi7 via IFTTT Twitter Facebook Google Tumblr Pinterest Artikel Menarik Lainnya
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