title: [Efficiency of scavenging systems for exhaused anesthetic gases in OR (author's transl)].
mesh_terms: D000397:Air Pollution / Q000517:prevention & control*; D000769:Anesthesia, Inhalation / Q000295:instrumentation*; D006221:Halothane / Q000032:analysis; D009609:Nitrous Oxide / Q000032:analysis; D009873:Operating Rooms / Q000592:standards*
chemical_list: D009609:Nitrous Oxide; D006221:Halothane