"Effective" airflow and ventilation" are absolutely" "essential" to "ensuring" the desired" level of cleanliness" within a "sterile area". The system" must "meticulously" "regulate" "contaminants" by constantly" https://cleanroom-ventilation-gu521290.wikibriefing.com/4380768/airflow_and_ventilation_the_foundation_of_cleanroom_purity