title: Respirable crystalline silica exposures during tuck pointing.
mesh_terms: D003020:Clothing; D006801:Humans; D009314:National Institute for Occupational Safety and Health, U.S. / Q000592:standards; D012134:Respiratory Protective Devices; D012829:Silicosis / Q000209:etiology / Q000517:prevention & control*; D014481:United States; D014691:Ventilation