Search results
Results from the WOW.Com Content Network
Linden. Ash. Wood is a structural tissue found in the stems and roots of trees and other woody plants. It is an organic material – a natural composite of cellulose fibers that are strong in tension and embedded in a matrix of lignin that resists compression. Wood is sometimes defined as only the secondary xylem in the stems of trees, [1] or ...
Chestnut (Castanea sativa) American Chestnut (Castanea dentata) Coachwood (Ceratopetalum apetalum) Cocobolo (Dalbergia retusa) Corkwood (Leitneria floridana) Cottonwood, popular. Eastern cottonwood (Populus deltoides) Swamp cottonwood (Populus heterophylla) Cucumbertree (Magnolia acuminata)
Oak timber is a strong and hard wood with many uses, such as for furniture, floors, building frames, and veneers. [70] The wood of a red oak Quercus cerris (the Turkey oak) has better mechanical properties than those of the white oaks Q. petraea and Q. robur; the heartwood and sapwood have similar mechanical properties. [71]
Spruce is useful as a building wood, commonly referred to by several different names including North American timber, SPF (spruce, pine, fir) and whitewood (the collective name for spruce wood). [47] It is commonly used in Canadian Lumber Standard graded wood. [ 48 ]
Hardwood. 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. Hardwood (which comes from angiosperm trees) contrasts with softwood (which is from gymnosperm trees).
Lumber. Lumber is wood that has been processed into uniform and useful sizes (dimensional lumber), including beams and planks or boards. Lumber is mainly used for construction framing, as well as finishing (floors, wall panels, window frames). Lumber has many uses beyond home building.
Softwood is wood from gymnosperm trees such as conifers. The term is opposed to hardwood, which is the wood from angiosperm trees. The main differences between hardwoods and softwoods is that the softwoods completely lack vessels (pores). [1] The main softwood species (pines, spruces, larches, false tsugas) also have resin canals (or ducts) in ...
The Dipterocarp timber classification system was developed by Colin Fraser Symington (1905-1943), a forester at the Malayan Forestry Service, and H. E. Desch, who researched comparative wood anatomy. [1] Genus & section. Species. Wood name. Wood colour. Wood type.