Design of a powered air-purifying respirator for coke oven workers.
D000388:Air; D000818:Animals; D003031:Coal; D003033:Coal Tar; D003258:Consumer Behavior; D004781:Environmental Exposure; D005069:Evaluation Studies as Topic; D005374:Filtration; D005898:Glass; D006801:Humans; D006838:Hydrocarbons / Q000506:poisoning*; D008397:Masks; D008669:Metallurgy; D009787:Occupational Medicine; D011482:Protective Devices / Q000295:instrumentation*; D012116:Resins, Plant; D012122:Ventilators, Mechanical / Q000295:instrumentation*; D014935:Wool
D003031:Coal; D006838:Hydrocarbons; D012116:Resins, Plant; D003033:Coal Tar