concrete

Pavement cracks
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Mike Dougherty
April 19, 2019 - 1:55 pm
PHILADELPHIA (KYW Newsradio) — Lookout, potholes. Researchers at Drexel University have developed a bacteria that prevents cracks in concrete. "You can use different types of bacteria to produce bio-cement," said Christopher Sales, an environmental engineer and environmental biologist, paired up...
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