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The board foot or board-foot is a unit of measurement for the volume of lumber in the United States and Canada. [1] It equals the volume of a board that is one foot (30.5 cm) in length, one foot in width, and one inch (2.54 cm) in thickness, or exactly 2.359 737 216 liters. Board foot can be abbreviated as FBM (for "foot, board measure"), BDFT ...
When testing wood in lumber form, the Janka test is always carried out on wood from the tree trunk (known as the heartwood), and the standard sample (according to ASTM D143) is at 12% moisture content and clear of knots. [3] The hardness of wood varies with the direction of the wood grain. Testing on the surface of a plank, perpendicular to the ...
Historically, in the Pacific Northwest, logs were first sold after they were delivered to the water and rafted to the mill. Bundle rafts have bundles of logs that are tightly fastened together and some logs are well below the water line. Consequently, log scalers would walk the rafts and measure and grade the logs in the water.
A rule, now better known as a ruler and similar to a yard stick, is used to measure. Repeated measurements often use a storey pole; Carpenter's marks were made with a race knife, chisel, gouge, saw, grease pencil, chalk pencil, or lead pencil. Chalk line or ink line used to snap lines on the wood. Ink and a slurry of charcoal were used like chalk.
The measure is the number of times one's name has appeared in The New York Times crossword puzzle as either a clue or solution. Arguably, this number should only be calculated for the Shortz era (1993–present). Shortz himself is 1 Shortz famous. [citation needed]
Another factor is the time of year. Gas prices are typically near a low for the year in February due to weak demand. If the tariffs stay in place through summer, the impact will be greater, he said.
Apart from structural wood preservation measures, there are a number of different chemical preservatives and processes (also known as timber treatment, lumber treatment or pressure treatment) that can extend the life of wood, timber, and their associated products, including engineered wood. These generally increase the durability and resistance ...
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