Scientists Make Bricks With Sludge Filtered From Arsenic-Laced Water

kznvcygpjefktu6v8abeArsenic-contaminated water is a massive problem in the developing world. But, even when you filter it out, the toxic sludge that the process produces often gets dumped right back into the water supply. It’s tough to dream up a use for arsenic soup, but one research team finally has: They’re making bricks out of it. […]


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