Nerve gas. Dugway accident linked to Utah sheep kill.
D000401:Aircraft; D000818:Animals; D002490:Central Nervous System / Q000187:drug effects; D002493:Central Nervous System Diseases / Q000139:chemically induced*; D002619:Chemical Warfare Agents / Q000506:poisoning*; D002800:Cholinesterase Inhibitors / Q000506:poisoning*; D004463:Ecology; D004781:Environmental Exposure; D008891:Military Science; D012756:Sheep / Q000187:drug effects*; D014589:Utah
D002619:Chemical Warfare Agents; D002800:Cholinesterase Inhibitors