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Lumber is referred to as timber in the United Kingdom, Australia, and New Zealand, while in other parts of the world (mainly the United States and Canada) the term timber refers specifically to unprocessed wood fiber, such as cut logs or standing trees that have yet to be cut.
A deck is also the surface used to construct a boardwalk over sand on barrier islands. Laying deck or throwing deck refers to the act of placing and bolting down cold-formed steel beneath roofing and concrete floors. This is usually done by an ironworker, sometimes in conjunction with a cement mason or carpenter. It regarded as one of the most ...
Solid hardwood is more prone than engineered timber to "gapping" (excessive space between planks), "crowning" (convex curving upwards when humidity increases) and "cupping" (a concave or "dished" appearance of the plank, with the height of the plank along its longer edges being higher than the centre) with increased plank size. Patented ...
Mass timber, also known as engineered timber, is a class of large structural wood components for building construction. Mass timber components are made of lumber or veneers bonded with adhesives or mechanical fasteners. Certain types of mass timber, such as nail-laminated timber and glue-laminated timber, have existed for over a hundred years. [19]
Hardwood is wood from angiosperm trees. These are usually found in broad-leaved temperate and tropical forests . [ 1 ] In temperate and boreal latitudes they are mostly deciduous , but in tropics and subtropics mostly evergreen .
The Dutch windmill owner Cornelis Corneliszoon van Uitgeest invented in 1594 the wind-powered sawmill, which made the conversion of log timber into planks 30 times faster than before. [8] His wind-powered sawmill used a crankshaft to convert a windmill 's circular motion into a back-and-forward motion powering the saw, and was granted a patent ...
A common hardwood, red oak, has an energy content of 14.9 mega joules per kilogram (6,388 BTU per pound), and 10.4 mega joules recoverable if burned at 70% efficiency. [ 5 ] The Sustainable Energy Development Office (SEDO), part of the Government of Western Australia states that the energy content of wood is 16.2 megajoules per kilogram (4.5 ...
Mahogany also resists wood rot, making it attractive in boat construction and outdoor decking. It is a tonewood , [ 49 ] often used for musical instruments, particularly the backs, sides and necks of acoustic guitars, electric guitar bodies, [ 50 ] and drum shells because of its ability to produce a very deep, warm tone compared to other ...