title: Mutagenicity of typewriter ribbons: use of the Ames test as a biological screen.
mesh_terms: D004785:Environmental Pollutants / Q000633:toxicity*; D004869:Equipment Safety; D006801:Humans; D009152:Mutagenicity Tests; D009153:Mutagens / Q000032:analysis*; D012475:Salmonella / Q000187:drug effects; D014956:Writing
chemical_list: D004785:Environmental Pollutants; D009153:Mutagens