Question

what is ventilation​

Answer 1

Explanation:

Ventilation is the intentional introduction of outdoor air into a space and is mainly used to control indoor air quality by diluting and displacing indoor pollutants; it can also be used for purposes of thermal comfort or dehumidification

Answer 2

Answer:

Definition of ventilation. 1 : the act or process of ventilating. 2a : circulation of air a room with good ventilation. b : the circulation and exchange of gases in the lungs or gills that is basic to respiration. 3 : a system or means of providing fresh air.

Explanation:

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