Advertisement'It's Going To Get Worse': How U.S. Countertop Workers Started Getting Sick08:16Download AudioResumeNovember 21, 2019Nell GreenfieldboycefacebookEmailSamples 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)