Application of laminar flow (clean work bench) for purifying the atmosphere.
D000391:Air Microbiology; D001407:Bacillus; D001435:Bacteriophages; D003090:Coliphages; D005374:Filtration / Q000295:instrumentation*; D007779:Lactobacillus acidophilus; D011550:Pseudomonas aeruginosa; D013242:Sterilization / Q000295:instrumentation*; D014691:Ventilation