Archive for March 2010

How to Remove Efflorescence from Tile, Stone, Masonry, Grout

Efflorescence, according to, is a spontaneous loss of water by a hydrated salt, which occurs when the aqueous vapor pressure of the hydrate is greater than the partial pressure of the water vapour in the air… These salts effloresce (i.e., lose all or part of their water of hydration) and their surfaces assume a…

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