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Despite the name, softwood is not necessarily soft or lightweight (e.g. douglas-fir is a softwood). Contrast hardwood. spalting A change in the texture, strength and color of wood caused by colonies of fungus growing within the dead wood. Where colonies of fungus meet, fine black lines, often considered a desirable feature, are visible.
Douglas fir This page was last edited on 11 January 2025, at 18:53 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 License ...
Douglas-fir is one of the world's best timber-producing species and yields more timber than any other species in North America, making the forestlands of western Oregon, Washington, and British Columbia the most productive on the continent. In 2011, Douglas-fir represented 34.2% of US lumber exports, to a total of 1.053 billion board-feet.
Coast Douglas-fir seed cone, from a tree grown from seed collected by David Douglas Pseudotsuga menziesii var. menziesii has attained heights of 393 feet (120* m). That was the estimated height of the tallest conifer ever well-documented, the Mineral Tree ( Mineral, Washington ), measured in 1924 by Dr. Richard E. McArdle, [ 7 ] former chief of ...
A form of bench dog, a traditional holdfast has either a curved or flat top. Its shank is slid loosely into a “dog” hole in the bench until the tip of its hook touches the work. It is set by hitting its top with a mallet or hammer, which causes the shaft to wedge tightly against the sides of the hole. A tap of its back side near the top ...
For example, balsa wood, which is a hardwood, is softer than most softwoods, whereas the longleaf pine, Douglas fir, and yew softwoods are much harder than several hardwoods. [citation needed] Several specific natural, macroscopic and microscopic features of wood are used in the identification process of a softwood species. [5]