Efflorescence is a powdery deposit of salts which forms on the surface of bricks and mortar. It is usually white but efflorescence may be yellow, green or brown. Salts enter the wall from various ...

"White scum," or a more common condition known as efflorescence, is responsible for the whiteish staining seen on brick walls. White scum is a condition that surfaces if brick is cleaned too early ...

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, ...

Bricks have historically been the cornerstone of a wide array of living spaces, providing everything from enclosure and protection to the framework for letting in sunlight. Whether it be for their ...