The End of the Sand Era

bricks-sand-mining
Photo source: ©© Lon & Queta

Excerpts;

I’ve heard that man’s best friend in not the dog, but reinforced concrete.

The material allows for the building structures that define modern urban living, from skyscrapers to hydroelectric dams. This essential inanimate compound is composed mainly of sand, gravel, cement and water…

Read Full Article, by Alfonso Stefanini / The Rio Times

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