Assertion: ventilation | /r/CapableOf | prevent stagnation of the interior air
Facets:
Source sentences:
text: Ventilation removes unpleasant smells and excessive moisture, introduces outside air, keeps interior building air circulating, and prevents stagnation of the interior air.
text: Ventilation is used to remove unpleasant smells and excessive moisture, introduce outside air, to keep interior building air circulating, and to prevent stagnation of the interior air.