Scientists strengthen concrete by 30 percent with used coffee grounds

Scientists strengthen concrete by 30 percent with used coffee grounds


Humans produce around 4.4 billion tons of concrete every year. That process consumes around 8 billion tons of sand (out of the 40-50 billion tons in total used annually) which has, in part, led to acute shortages of the building commodity in recent years.

Continue Reading . . . https://www.engadget.com/scientists-strengthen-concrete-by-30-percent-with-used-coffee-grounds-221643441.html

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