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M-Sand In three months, the TN State government will put in place an M-sand policy that aims to promote the use of M-sand as an alternative building material. It is aimed to eliminate the pervasion of sub-standard products in the market through regulation of trade. Manufactured sand (M-Sand) M-sand is a substitute for river sand for concrete construction. Manufactured sand is produced from hard granite stone by crushing. The crushed sand is of cubical shape with grou
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