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Abrupt, curly figures in wood, particularly maple and mahogany, caused by undulations in fiber alignment.

Cast plaster which has been reinforced with canvas, excelsior, etc.

Concrete containing asbestos, spun glass, or other fibers to reduce unit weight and improve tensile strength.

The longitudinal compressive or tensile stress in a member, such as a beam.

When drying or wetting wood, the point at which the wood fibers are saturated but there is no water in