Efflorescence is not a rock band. That’s Evanescence. Efflorescence is the white, chalky substance that appears on concrete, pavers, brick, and stucco. It is residue that is left behind when hard, ...

Efflorescence is a white material that appears on brick as a powdery mass of mineral. Efflorescence occurs when moisture moves through concrete or other masonry. The moisture picks up minerals, ...

Q: Three years ago, we bought a house with a backyard brick berm and fishpond that are probably around 20 years old. We also have a brick wall surrounding our entire backyard. Mineral stains have ...

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