• Low-cost, pollution-free solution to infrastructure problem: New self-healing concrete has fungi that “heals” cracks in crumbling structures

    2 monthes ago - By Natural News

    America's infrastructure has seen better days. The American Society of Civil Engineers scored the country a near-failing D+ in its 2017 Infrastructure Report Card. D's and C's were given across the board, with the railway system being the only category to have scored a B. Those grades could be changing for the better...
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