"Adequate" airflow and "aeration" are absolutely" "essential" to maintaining" the "specified" level of "sterility" within a "sterile area". The system" must "meticulously" "control" "contaminants" by "continuously" https://unidirectionalairflowcle612522.life-wiki.com/2439887/airflow_and_ventilation_the_foundation_of_cleanroom_purity