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Simran Bhatia , 11 Years ago
Grade 11
anser 1 Answers
Deepak Patra

Last Activity: 11 Years ago

A house having windows but no ventilators should not be bought. This is because warm air is lighter than cold air and therefore, it goes up. This warm air can go outside the house mostly through ventilators. If there are no ventilators, then the warm air cannot go outside easily.

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