Every day, 20 to 30 trucks roll into a factory in Minnesota. They're filled with quartz — some of it like a powder, and some of it like sparkling little pebbles, in big white sacks. "It's about 30 ...
Slabs of engineered quartz are cut to order in thousands of shops around the country that may not adequately protect workers from dangerous levels... 'There's No Good Dust': What Happens After Quartz ...
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