Composed of or built in thin sheets or layers, that have been bonded, glued or pressed together, often under heat.
Laminated beam
Beam made of superimposed layers of similar materiel (usually wood) by uniting them with glue under pressure.
Laminated glass
Glass that has been made by uniting layers of glass in order to strengthen the glass.
Laminated shingles
Shingles that have added dimensionality because of extra layers or tabs, giving a shakelike appearance. May also be called "architectural shingles" or "three-dimensional shingles.".
Laminated veneer lumber (lvl)
Created by parallel lamination of veneers into a thickness normal to solid sawn lumber, which is 3Ú4" to 2 1Ú4" and is considered engineered lumber.
Laminated wood
An assembly made by bonding layers of veneer or lumber with an adhesive. May also refer to edge-glued lumber items such as treads, etc.
Lamp
A light source composed of a metal base, a glass tube filled with an inert gas or a vapor, and base pins to attach to a fixture.
Lamp cord
Also known as zip cord or SP wire, these small diameter stranded wires are covered with rubber insulation.
Lamp life
The average rated life of a lamp refers to the point where 50% of a test batch of lamps are still operating.
Lampblack
Black coloring agent, of nearly pure carbon pigment made from soot.
