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2. Lumber prices are plunging. Blame the record drop in U.S ...

   www.aol.com/finance/lumber-prices-plunging-blame...

   Spot lumber prices have plummeted 75% from their May 2021 record high of $1,514 per thousand board feet to just $366 this week, roughly matching pre-pandemic levels, according to Random Lengths ...

3. Wood preservation - Wikipedia

   en.wikipedia.org/wiki/Wood_preservation

   Wood treated with this process is often used for cladding or siding, flooring, furniture and windows. For the control of pests that may be harbored in wood packaging material (i.e. crates and pallets), the ISPM 15 requires heat treatment of wood to 56 °C for 30 minutes to receive the HT stamp.

4. Chromated copper arsenate - Wikipedia

   en.wikipedia.org/wiki/Chromated_copper_arsenate

   Chromated copper arsenate (CCA) is a wood preservative containing compounds of chromium, copper, and arsenic, in various proportions. It is used to impregnate timber and other wood products, especially those intended for outdoor use, in order to protect them from attack by microbes and insects. Like other copper-based wood preservatives, it ...

5. Composite lumber - Wikipedia

   en.wikipedia.org/wiki/Composite_lumber

   Until the 1990s, wood was the material of choice for deck construction.However, new products, composites, began to emerge at this time.These new products offered the look and workability of wood, but they were more water resistant and required less maintenance.

6. Lumber - Wikipedia

   en.wikipedia.org/wiki/Lumber

   One of the early treatments to "fireproof lumber", which retard fires, was developed in 1936 by the Protexol Corporation, in which lumber is heavily treated with salt. [41] Wood does not deteriorate simply because it gets wet. When wood breaks down, it is because an organism is eating it. Preservatives work by making the food source inedible to ...

7. Alkaline copper quaternary - Wikipedia

   en.wikipedia.org/wiki/Alkaline_copper_quaternary

   The copper in ACQ treated wood accelerates corrosion of galvanized steel fasteners (such as nails and screws) 10 times or more in comparison with CCA-treated wood. Stainless steel (AISI 316) is not affected. [7] Aluminium and Galvalum fasteners should be avoided. [8] One should use fasteners made of hot-dipped galvanized steel, copper, or ...