Building Materials - Engineering
Q1: When a brick is immersed in water for 24 hours and then dried, ifA
no grey or white deposits appear on the surface, the brick is free from soluble salts
B
10 per cent surface is covered with grey or white deposits, the brick has slight efflorescence
C
50 per cent surface is covered with grey or white deposits, the brick has serious efflorescence
D
All the above.
ANS:D - All the above. No answer description is available. |
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