"Proper" airflow and ventilation" are "fundamentally" critical" to maintaining" the "specified" level of "sterility" within a cleanroom". The system" must carefully" "regulate" particles" by "continuously" "filtering" https://the-role-of-airflow-in-c017168.tusblogos.com/42545461/airflow-and-ventilation-the-foundation-of-cleanroom-purity