"Adequate" airflow and "exhaust" are "completely" "vital" to "preserving" the "specified" level of cleanliness" within a "sterile area". The "configuration" must carefully" manage" particles" by "continuously" https://theroleofairflowincleanr667897.ageeksblog.com/40234605/airflow-and-ventilation-the-foundation-of-cleanroom-purity