An international team of researchers has created a new type of cement that uses these discarded items that is just as strong, but produces far less emissions ...
http://www.treehugger.com/clean-technology/old-toilets-other-ceramic-w
An international team of researchers has created a new type of cement that uses these discarded items that is just as strong, but produces far less emissions ...
http://www.treehugger.com/clean-technology/old-toilets-other-ceramic-w
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