Ventilators blow air-or air with extra oxygen-into the airways and then the lungs. The airways are pipes that carry oxygen-rich air to your lungs. They also carry carbon dioxi…de, a waste gas, out of your lungs. The airways include your: .
Nose and linked air passages, called nasal cavities .
Larynx (LAR-ingks), or voice box .
Trachea (TRA-ke-ah), or windpipe .
Tubes called bronchial tubes or bronchi, and their branches (MORE)
The ventilation rate of industrial ventilation should exceed the supply rate by 10%. There is a detailed description of these rates in the Lab Ventilation ACH Rates Standards …and Guidelines manual. (MORE)