• Ventilation (architecture)
  Ventilation (architecture)
  Ventilating is the process of "changing" or replacing air in any space to provide high indoor air quality...
  
  
• Ventilation (firefighting)
  Ventilation (firefighting)
  In firefighting, ventilation is an important part of structural firefighting tactics, and involves the expulsion of heat and smoke from fire building, permitting the firefighters more easily and safely find trapped individuals and attack the fire...
  
  
• Ventilation (physiology)
  Ventilation (physiology)
  In respiratory physiology, ventilation is the rate at which gas enters or leaves the lung. It is categorized under the following definitions:-Sample values:...
  
  
• Ventilation (tunnel)
• Ventilation (mining)

See also

• Mechanical ventilation
  Mechanical ventilation
  In medicine, mechanical ventilation is a method to mechanically assist or replace spontaneous breathing. This may involve a machine called a ventilator or the breathing may be assisted by a physician, respiratory therapist or other suitable person compressing a bag or set of bellows...
  
   - in medicine, using artificial methods to assist breathing.
• Fan (mechanical)
  Fan (mechanical)
  A mechanical fan is a machine used to create flow within a fluid, typically a gas such as air.A fan consists of a rotating arrangement of vanes or blades which act on the air. Usually, it is contained within some form of housing or case. This may direct the airflow or increase safety by preventing...
  
  
• HVACR