title: [Study of the effectiveness of the biological purification of municipal sewage of benz(a)pyrene].
mesh_terms: D001580:Benzopyrenes / Q000302:isolation & purification*; D012498:Sanitary Engineering / Q000379:methods*; D012722:Sewage; D014586:USSR
chemical_list: D001580:Benzopyrenes; D012722:Sewage
vernacular_title: Izuchenie éffektivnosti biologicheskoĭ ochistki gorodskikh stochnykh vod ot benz(a)pirena