Rule 38. A general ventilation system may be used for contaminant control. The ventilation air volume shall be sufficient to dilute the airborne contaminant to levels not exceeding the MAC.
Mich. Admin. Code R. 325.2438
Rule 38. A general ventilation system may be used for contaminant control. The ventilation air volume shall be sufficient to dilute the airborne contaminant to levels not exceeding the MAC.
Mich. Admin. Code R. 325.2438