The hazards to health in the hydrogenation of coal. 2. Carcinogenic effect of materials on the skin of mice.
D000818:Animals; D002273:Carcinogens / Q000737:chemistry*; D003031:Coal; D006262:Health; D006865:Hydrogenation; D051379:Mice; D012867:Skin
D002273:Carcinogens; D003031:Coal
CARCINOGENS/chemistry