title: Polynuclear aza compounds in automative exhaust.
mesh_terms: D000397:Air Pollution; D001391:Azo Compounds; D002273:Carcinogens; D002623:Chemistry Techniques, Analytical; D066298:In Vitro Techniques; D001335:Vehicle Emissions
chemical_list: D001391:Azo Compounds; D002273:Carcinogens; D001335:Vehicle Emissions