give Reasion room are provided with ventil
Answers
Answered by
0
Answer:
noo no room
Explanation:
not with ventil
Answered by
1
Answer:
It is done so to remove the harmful impure air and to replace it by the cool fresh air. The air we breath out is warm and so it is lighter. It rises upwards and can go out through the ventilator provided near the roof।.
Explanation:
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