Ventilation is the whole process of switching or replacing air in any space to regulate temperature or clear away any combination of moisture, odors, smoke, warmth, dust, airborne bacteria, or carbon dioxide, also to replenish oxygen. Air flow typically refers to the intentional delivery of the skin air into the https://docs.google.com/spreadsheets/d/1wg_-AsMvSc3qrs7UTTRhj29jEk9maNNFTDlMhRKxfnM