Building Materials - Engineering
Q1: Which one of the following is an air binding material ?A
Gypsum
B
Acid-resistant cement
C
Quick lime
D
All of these.
ANS:D - All of these. They are air-hardening binding materials such as building gypsum and lime, cement concrete, building mortar, wall and roof materials, construction steel, wood, waterproof materials such as asphalt, building plastic, heat-insulating and sound absorbing materials, and finishing materials. |
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