"Rube Goldberg" way of sterilizing microscope a hazard.
D000056:Accident Prevention; D005027:Ethylene Oxide / Q000494:pharmacology; D006801:Humans; D008866:Microsurgery / Q000295:instrumentation*; D009873:Operating Rooms / Q000458:organization & administration*; D013242:Sterilization / Q000379:methods / Q000592:standards*
D005027:Ethylene Oxide