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Lumber

Timber after it has been sawed and split into planks or other smaller components that can be used as building material.

Contributors in Lumber

Lumber

Plain-sawn lumber

Building materials; Lumber

Lumber converted so that the growth rings meet the face in any part at an angle of less than 45 degrees. Also called backsawn lumber.

Reconditioning treatment

Building materials; Lumber

A high temperature/high relative humidity (100%) treatment applied after drying to restore the shape of collapsed or distorted wood.

Steaming treatment

Building materials; Lumber

A treatment sometimes carried out before commencing a drying schedule. The timber is subjected to live steam. See also reconditioning.

Mark sticker

Building materials; Lumber

A treatment sometimes carried out before commencing a drying schedule. The lumber is subjected to live steam. See also reconditioning.

Oven dry

Building materials; Lumber

A term used to describe wood that has been dried in a ventilated oven at 102 C to 105 C until there is no additional loss in weight.

Reveal

Building materials; Lumber

The surface left exposed when one board is fastened over another; the edge of the upper set slightly back from the edge of the lower.

Tracheid

Building materials; Lumber

The elongated cells that constitute the greater part of the structure of the softwoods; also present but uncommon in some hardwoods.

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