biostone Archives – The Green Optimistic green tech news, since 2008 Thu, 13 Feb 2014 13:10:33 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Biostone: Greener Cement Made from Sand, Bacteria and Urine https://www.greenoptimistic.com/biostone-green-alternative-polluting-concrete-20140213/ https://www.greenoptimistic.com/biostone-green-alternative-polluting-concrete-20140213/#respond Thu, 13 Feb 2014 13:10:21 +0000 https://www.greenoptimistic.com/?p=45874 It is a commonly known fact that production of cement is a process, which can cause severe damage to the environment, mainly due to the large amount of carbon dioxide that is released in the atmosphere by the factories. Not long ago, we told you about ‘slag‘, the green cement, which is produced without any […]

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