the authors carried out morphological evaluation of a long-term action of toxic substances at low concentrations ( about 1 nds ) , contained in raw coke oven gas , i.e . gases : co , h2s , so2 , nh3 and benzene , as well as dusts containing : c , sio2 , pb and cd on the liver and kidneys of three-month old male rats of the wistar strain .
C0017110
gases
C0038777
so2