Discussion :: Building Materials
- When a brick is immersed in water for 24 hours and then dried, if
|
A.
No grey or white deposits appear on the surface, the brick is free from soluble salts |
|
B.
10 percent surface is covered with grey or white deposits, the brick has slight efflorescence |
|
C.
50 percent surface is covered with grey or white deposits, the brick has serious efflorescence |
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D.
All the above |
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Answer : Option D
Explanation :
Explanation Not Provided
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