title: Occupational exposure to coal tar pitch volatiles at pipeline protective coating operations.
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D000395:Air Pollutants, Occupational / Q000032:analysis*; D003033:Coal Tar; D004781:Environmental Exposure; D006801:Humans; D008452:Maximum Allowable Concentration; D011083:Polycyclic Compounds / Q000032:analysis
chemical_list: D000393:Air Pollutants; D000395:Air Pollutants, Occupational; D011083:Polycyclic Compounds; D003033:Coal Tar