ventilation

With ventilation can be meant

• Ventilation , promoting air exchange
• Pressurized ventilation in the event of fire to remove smoke from smoky rooms
• this is called ventilation in mining
• Pulmonary ventilation , as breathing on its own or ventilating the lungs
• Air exchange , an exchange of room air in closed rooms
• The supply of air (or, in a broader sense, other gas), for example to bioreactors, aquarium water, pneumatic elements, blast furnaces or other things

This is a disambiguation page for differentiating between several terms identified with the same word.