title: Toxic Hazards Research Unit annual technical report: 1968. AMRL-TR-68-133.
mesh_terms: D000818:Animals; D002248:Carbon Monoxide / Q000633:toxicity; D018504:Ecological Systems, Closed; D005459:Fluorides; D006834:Hydrazines / Q000633:toxicity; D008722:Methods; D009584:Nitrogen; D009603:Nitroso Compounds / Q000633:toxicity; D010100:Oxygen; D012106:Research; D012408:Rubber; D013026:Space Flight; D014116:Toxicology
chemical_list: D006834:Hydrazines; D009603:Nitroso Compounds; D002248:Carbon Monoxide; D012408:Rubber; D009584:Nitrogen; D005459:Fluorides; D010100:Oxygen