Beneficial strain ventilation any of diverse kinds of mechanical ventilation where gasoline is delivered into the airways and lungs less than beneficial stress, making favourable airway stress in the course of inspiration; it may be completed by way of either an endotracheal tube or a nasal mask. See also ventilator. https://ventilationinstallation56789.ja-blog.com/37541822/5-simple-techniques-for-ventilation-ductwork