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A first class brick when immersed in cold water for 24 hours should not absorb water more than______________?
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A first class brick when immersed in cold water for 24 hours should not absorb water more than______________?
A. 15%
B. 20%
C. 22%
D. 25%
Correct Answer:
20%
✔
Last Updated:
January 09, 2019