The best system of artificial ventilation is:
AAir coolers
BAir conditioning
CCeiling fans
DPropeller type fans
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Related Questions:
The window which projects outside the room of a building for admitting more light and air is known as
The outer most part of a flush door is called
A door made of steel plates and hinges so as to shrink it to one side is called
The vertical sides of a door and window openings provided in a wall are known as
Vertical window provided on a sloping roof is