We Use 6 Billion Face Masks a Day—But Scientists Have a Genius Way to Turn Them Into Roads

A team of researchers in Melbourne, Australia, have discovered that adding millions of discarded face masks to road-paving mixtures lowered the environmental impact of the masks, and the cost of the road. Just one kilometer of road would need three million masks, and the polypropylene plastic used to make single-use surgical face masks actually increased […]

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