"Adequate" airflow and "aeration" are absolutely" critical" to "ensuring" the desired" level of "sterility" within a cleanroom". The system" must carefully" manage" "contaminants" by constantly" "exchanging" the air" https://non-unidirectional-airfl116020.blogolenta.com/38924141/airflow-and-ventilation-the-foundation-of-cleanroom-purity