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Building Materials

Q1:

Mastic asphalt is

A water proof

B fire proof

C elastic

D all the above.

ANS:D - all the above.

There are two options match 1 waterproof 2 elastic. So may be used for damp proofing. But not 100% sure that mastic asphalt can be used in dmp.  Asphalt is temperature susceptible due to its low softening point. It melts at a lower temperature. Mastic asphalt is also fireproof. The Correct option is D.

 



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