[Soot at working sites of a metallurgical factory].
D000397:Air Pollution; D001580:Benzopyrenes / Q000032:analysis; D003604:Czechoslovakia; D004391:Dust / Q000032:analysis*; D008669:Metallurgy; D008855:Microscopy, Electron, Scanning; D009787:Occupational Medicine
D001580:Benzopyrenes; D004391:Dust
Russ in Arbeitsstätten eines Hüttenunternehmens.