The Lime Industry’s Problem of Airborne Dust
2018-6-11 · are limestone, quicklime, and hydrated lime. Limestone is rock composed of at least 50% calcium carbonate and various impurities. A common im- ... sold in the form of dimension stone, the rest being sold crushed or broken. ... Hammer mills may be used if the stone is not abrasive. For pulverizing, a hammer mill, rod, ball, or tube mill, ...