Some problems concerning analysis of polycyclic hydrocarbons in particulate pollution samples.
D000397:Air Pollution; D004787:Environmental Pollution; D006838:Hydrocarbons / Q000737:chemistry*; D011083:Polycyclic Compounds
D006838:Hydrocarbons; D011083:Polycyclic Compounds
AIR POLLUTION; HYDROCARBONS/chemistry