title: Portable instantaneous mass monitor for coal mine dust.
mesh_terms: D002247:Carbon Isotopes; D003031:Coal / Q000032:analysis*; D003032:Coal Mining; D004391:Dust / Q000032:analysis*; D008433:Mathematics; D009787:Occupational Medicine
chemical_list: D002247:Carbon Isotopes; D003031:Coal; D004391:Dust