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Efflorescence that appears on the surface of a wall of brick, stone, or concrete masonry can be caused by
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Sep 4, 2018
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Efflorescence that appears on the surface of a wall of brick, stone, or concrete masonry can be caused by
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Dispake
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It can be caused by the humid air or surrounding.
Humid air makes the stones absorb water and therfore makes it soft.
SaplingPro
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Sep 8, 2018
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