Efflorescence

Efflorescence

A powdery stain, usually white, on the surface of or between masonry units. It is caused by the leaching of soluble salts to the surface.

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Part of Speech: noun
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Industry/Domain: Building materials
Category: Bricks
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efflorescence

Building materials; Concrete

The process by which water leeches soluble salts out of concrete or mortar and deposits them on the surface. Also used as the name for these deposits.

efflorescence

Building materials; Tiles

The residue deposited on the surface of a material by the crystallization of soluble salts.

efflorescent

Education; SAT vocabulary

Opening in flower.

efflorescence

Education; SAT vocabulary

The state of being flowery, or a flowery appearance.

efflorescence

Engineering; Electronic engineering

The giving up of water by a substance upon exposure to air. Some materials used in electronics exhibit this property. Common efflorescent compounds are hydrated ferrous carbonate, ...

efflorescence

Chemistry; Weather; Atmospheric chemistry

The reverse process of deliquescence; the drying of a salt solution when the vapor pressure of the saturated solution of a substance is greater than that of the ambient air.

buttered

Building materials; Bricks

The small end of a brick that has quantity or mortar placed onto it (e.g., the act of buttering a brick's end with mortar).

butt joint

Building materials; Bricks

When two separate boards have their edges placed against each other. This type of joint is not the strongest of joints, however compared to other types of joints it is easy to ...

brick set

Building materials; Bricks

A wide-blade chisel used for cutting bricks and concrete blocks.

block

Building materials; Bricks

A concrete masonry unit made with fine aggregate and cement that is shaped in a mold. Any of a variety of shaped light-weight or standard weight masonry units.

bed joint

Building materials; Bricks

The horizontal layer of mortar on which a masonry unit is laid.

admixtures

Building materials; Bricks

All materials, other than portland cement, water, and aggregates, that are added to concrete, mortar, or grout immediately before or during mixing.

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