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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 ...
Copper naphthenate is an active ingredient used predominantly in industrial and commercial wood preservation for non-pressure (dip/brush/spray) and pressure treatments (vacuum/full cell) to protect against fungal rot, decay, termites and wood-boring insects in unfinished wood and various fabricated wood products. This preservative is also used ...
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 ...
A shingle weaver (US) or shingler [1] (UK) is an employee of a wood products mill who engages in the creation of wooden roofing shingles or the closely related product known as "shakes." [ 2 ] In the Pacific Northwest region of the United States, historically the leading producer of this product, such shingles are generally made of Western Red ...
A wide selection of timber preservation has been developed to give the wood an improved durability and to protect it from decay. The wood can be treated according to the purpose (biological protection, e.g. fungi, insects, marine organisms) and the environment (interior, exterior, above ground, in ground, in water) of its use. [53]
But, it remains under close monitoring as it is a relatively new preservative for cosmetic products and will presumably increase in usage [Sasseville, 2004]. Most human patch tests performed before 2004 were with 0.1% IPBC solutions, i.e. 10 times the concentration used in many cosmetic products. Some used 0.5% IPBC.