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Construction of cavity walls as external walls to protect the building from the outside heat or cold as the hollow space between two walls act as an ________(a) Burning material(b) Insulating material(c) Destructive material(d) Building materialI have been asked this question by my school principal while I was bunking the class.This interesting question is from Components topic in division Important Building Components of Construction & Building Materials |
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Answer» The correct choice is (b) INSULATING material |
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