"Effective" airflow and "aeration" are absolutely" "vital" to maintaining" the "required" level of "purity" within a "sterile area". The "configuration" must "meticulously" "control" "contaminants" by "repeatedly" https://whycleanroomventilationm365756.oneworldwiki.com/7752666/airflow_and_ventilation_the_foundation_of_cleanroom_purity