Because wood comes from a natural source, a large part has natural defects, such as buttons or large divisions, and they can reduce their strength due to these defects and are obviously wood. A sawing workshop must be evaluated and evaluated by. Inspectors have appointed a builder, inspection, inspector and other experts to use these notes to ensure use in the United States in the United States, with six associations of development and publishing. Quality rules and release stamp notes.
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They can be determined in a stamp through the following abbreviations: redwood service (R1s); Northeastern sawn wood manufacturers (Nelma); Association of manufacturers measurement and measurement in the North (NHPMA); South Pine inspection office (SPIB); West coast of Burau (WCLB); And the Western Wood Products Association (WWPA), some other authorities are authorized to use these notes and apply stamps of their own Canadian agencies, such as national agencies in terms. Rasriones (NLGA), and basically their rules are similar to those in the United States, but make sure all the brands are illegal! An inspector from Interkriuschaercan reported that he saw a series of stamps used. Some Eastern forests "DF-L" refers to their wood when the factory is registered to assign some identities of this assessment agency, some Stam factories think that the wooden assessment of the standard Quality control for wood was sincerely set in 1960 after the Canadian and USBUI code was tested, the problem was under the use of US wood standards according to the whole discussion about the structure, capable Determined stress function, these factors are used to determine the percentage of lightweight wood on the card, but in turn determine notes Most likely, the inspectors have the quality of structure No. 2 in the house years. They combine the moisture of wood conditions: "S -LN" (green surface) means moisture greater than 19%. Most dry wood in a "dry" state (dry surface), meaning that moisture below 19% "MC15" means dry moisture less than 15% of wood for the following purposes: reducing the risk of insects damage mushroom; Weight loss and shipping costs; to control the payment takes place; And for constraints and more food regions in the world, the dry wood in the oven often needs to be built, must have moisture from 19% or less in a small part of the building , remember that the wood that the factory is It is likely to leave wet, wrapped in plastic and covered in the site until it is detected.
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It can maintain a lot of moisture and develop large molds. Then was absorbed on the walls of this wooden house for houses, houses, bricks, bricks and bricks and bricks and bricks, outside terrace and playgrounds were built before 2004 and not handled with cedar. By CCA, when this wood is used and for home, house, outdoor bricks. Or chrome copper arsenate, CCA includes arsenic, chrome and wooden copper, CCA is used as CCA conservative chemicals. The Security Committee (CPSC) and the American EPA (US Security Agency) received a number of requests in 2001, which was required to use acc in wooden equipment and other external structures. .
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Fearing that physical exposure to wood and surrounding soil can increase the risk of some cancers because arsenic in acc, although the official ban has never been applied, some manufacturers voluntarily abandoned CCA in wood. product. Wooden structures and accommodations using acc process can still exist inside or on a property. Owners deal with this can contact their local health services for arsenic and information on the risk of exposure to exposure inspectors that can verify suspicious wood to get information. News: (Image size of CPS and EPA) Some of the last inspectors should not use these instructions to guess the level of wood without time, a shock absorbers can be visible, yes, yes Many quality sheets. No.
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Administration (FSC) to promote the sustainable pores harvesting because a FSC seal of this wood organization into "D-" Blaze "------ South Carolina Hize is contained in the summary of the summaries Quality brand on the quality of wood in the cushioned pads in the classification pieces.