absorption
Isaac Kremer/ September 9, 2018/ / 0 comments
The weight of water absorbed by a clay masonry unit when immersed in either cold or boiling water for a stated length of time, expressed as a percentage of the weight of the dry unit. 2. The weight of water absorbed by a concrete masonry unit when immersed in water, expressed in pounds of water per cubic foot of concrete. 3. The interception and conversion of sound energy into heat or other form of energy by the structure of a material, measured in sabines or absorption units. (Ching, 1995)