Though it is not strictly part of the usual diarthrodial joints, the structure of the intervertebral discs is shortly presented as its pathology is very common problem. Two main parts of the intervertebral discs are the outer ring (annulus fibrosus) and the inner gelatinous material.
In Australia, Ireland, New Zealand and Britain, the term timber describes sawn wood products, such as floor boards. In the United States and Canada, generally timber describes standing or felled trees, before they are milled into boards, which are called lumber.n the United Kingdom, the word lumber is rarely used in relation to wood, and timber is almost universally used in its place; but lumber has several other meanings in Britain, including unused or unwanted items.
Timber and lumber are basically wood and they mean the same thing. Timber/lumber is wood used as building material, or a tree considered as a source of wood instead of as a â¦ plant.It can also mean a beam or a person who is a timber, thought the person meaning I've not heard of much. Answer Timber is usually the wood as it grows or is felled.t is done before treating the lumber with chemicals. Some lumber does not require incising. Lumber that doesn't r â¦ equire incising are Southern softwoods. Incising does effect the ultimate strength of the lumber, but not by much, say 2 to 5%.