title: Pollution of operating theatres.
mesh_terms: D000389:Air Conditioning; D000397:Air Pollution / Q000517:prevention & control*; D000777:Anesthetics / Q000009:adverse effects; D005221:Fatigue / Q000139:chemically induced; D005740:Gases / Q000009:adverse effects; D006801:Humans; D009873:Operating Rooms / Q000592:standards*
chemical_list: D000777:Anesthetics; D005740:Gases