Support WBUR'It's Going To Get Worse': How U.S. Countertop Workers Started Getting SickPlay08:16Download AudioNell GreenfieldboyceNovember 21, 2019 ShareSamples of Silestone, a countertop material made of quartz. Cutting the material releases dangerous silica dust that can damage people's lungs if the exposure to the dust is not properly controlled. (NPR)