I studied that India is yet to construct around 70% of its building stocks, so, there is going to be enormous construction which will result in an enormous demand for construction material especially clay bricks. So, if there is a policy move to promote the use of fly ash then its a very good decision, said Anumita Roychowdhury, executive director (research and advocacy), CSE. More information at:http://construction-machinery-manufacturer.blogspot.in/2015/03/environment-friendly-constructions.htmlI studied that India is yet to construct around 70% of its building stocks, so, there is going to be enormous construction which will result in an enormous demand for construction material especially clay bricks. So, if there is a policy move to promote the use of fly ash then its a very good decision, said Anumita Roychowdhury, executive director (research and advocacy), CSE. More information at:http://construction-machinery-manufacturer.blogspot.in/2015/03/environment-friendly-constructions.html