title: Surveying and controlling waste gases in the OR.
mesh_terms: D000395:Air Pollutants, Occupational / Q000009:adverse effects*; D000397:Air Pollution / Q000517:prevention & control*; D005740:Gases; D006801:Humans; D008722:Methods; D009873:Operating Rooms
chemical_list: D000395:Air Pollutants, Occupational; D005740:Gases