"Adequate" airflow and "exhaust" are "fundamentally" "vital" to "ensuring" the "specified" level of cleanliness" within a cleanroom". The "configuration" must carefully" manage" "contaminants" by "repeatedly" https://the-role-of-airflow-in-c479398.wikigop.com/434542/airflow_and_ventilation_the_foundation_of_cleanroom_purity