wood preservative


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wood preservative

substances used as dressing for lumber to protect it against mold, insects, pests, fire, etc. Animals housed in pens made of wood which has been treated with wood preservatives may be poisoned by these compounds if they chew the wood. Chlorinated phenols, chlorinated naphthalenes, copper-chrome-arsenate mixture, coal tar creosote and other coal tar preparations are some of the compounds used which are potentially toxic.
References in periodicals archive ?
The inclusion of boron in wood preservative formulations is another avenue currently considered principally for use in dry conditions (Evans 2003, Freeman et al.
The acquisition of Koppers-Arch is a key component in our international wood preservatives business expansion strategy," said Arch Chemicals' Chairman, President and CEO Michael E.
Key words: Tannin, Caprolactam, Wood preservative, Durability
Standard Test Method for Wood Preservatives by Laboratory Soil-Block Cultures.
Development of wood preservatives without the use of harmful or toxic materials such as copper, arsenic or chromium is also on the rise.
as a wood preservative, the EPA recently released a preliminary risk assessment for penta that supports the chemical's registration eligibility.
Coal tar creosote (containing over 300 different compounds, the majority of which are PAHs such as phenols, cresols, xylenols, pyridines, and benzene) is the most commonly used wood preservative in the United States [Agency for Toxic Substances and Disease Registry (ATSDR) 2002].
Lonza introduced an alternative to chromium copper arsenic (CCA), a carcinogenic wood preservative banned by the EPA in Dec.
On its Web site, the Wood Preservative Science Council in Mount Vernon, Va.
Environmental concerns have emerged around the wood preservative chromated copper arsenate (CCA) which contains heavy metals including chromium and arsenic.
Housenger, associate director of the antimicrobials division of the Environmental Protection Agency (EPA) provided testimony that CCA's use would be assessed under two different tracks, which will result in the most rigorous risk assessment ever done on a wood preservative pesticide.
CCA has been used as a chemical wood preservative since the 1930s.