Aim: To determine the efflorescence of Burnt clay Bricks.
Apparatus: A shallow flat bottom dish containing sufficient distilled water to completely saturate the specimens. The dish shall be made of glass, porcelain or glazed stoneware and of size I80 mm x 18O mm X 40 mm depth for square shaped and 200 mm dia X 40 mm depth for cylindrical shaped.
The liability to efflorescence shall be reported as ânilâ, âslightâ, âmoderateâ, âheavyâ or âseriousâ in accordance with the following definitions:
Serious: When there is a heavy deposit of salts accompanied by powdering and/or flaking of the exposed surfaces.
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