title: Maximal working times with a self-contained breathing apparatus.
mesh_terms: D000328:Adult; D006804:Ergonomics; D005388:Fire Extinguishing Systems; D006801:Humans; D008297:Male; D009790:Occupations; D010101:Oxygen Consumption; D005082:Physical Exertion; D011482:Protective Devices; D012134:Respiratory Protective Devices; D013997:Time Factors