Question

मकानों में संवातन (रोशनदान) का क्या महत्व है ?

Answer 1

Answer:Hot air that we breath out escapes through the ventilator and in kitchen the vapour produced during cooking also escapes through cooking and fresh air from outside or nature enters the room through ventilators( but mainly from doors and windows).

sorry,I am student of english medium so I am giving the answer in english.

Hope it helps you

Answer 2

Answer:

Warm air escape through the ventilator

Explanation: