title: Polynuclear aromatic compounds, Part 4, Bitumens, coal-tars and derived products, shale-oils and soots.
mesh_terms: D000393:Air Pollutants / Q000633:toxicity*; D000818:Animals; D002244:Carbon / Q000633:toxicity*; D002273:Carcinogens; D003033:Coal Tar / Q000633:toxicity*; D006801:Humans; D006838:Hydrocarbons / Q000633:toxicity*; D011083:Polycyclic Compounds / Q000633:toxicity*; D012822:Silicon Dioxide / Q000633:toxicity*
chemical_list: D000393:Air Pollutants; D002273:Carcinogens; D006838:Hydrocarbons; D011083:Polycyclic Compounds; D002244:Carbon; D012822:Silicon Dioxide; D003033:Coal Tar