title: New shroud design controls silica dust from surface mine and construction blast hole drills.
mesh_terms: D000392:Air Movements; D003252:Construction Materials; D004391:Dust; D004867:Equipment Design; D005160:Facility Design and Construction; D006801:Humans; D008906:Mining; D016273:Occupational Exposure / Q000517:prevention & control*; D012822:Silicon Dioxide / Q000009:adverse effects* / Q000032:analysis; D012829:Silicosis / Q000517:prevention & control*
chemical_list: D004391:Dust; D012822:Silicon Dioxide