Re: CULT: treated lumber
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Treated lumber and its safety or lack of safety is discussed in
conflicting reports found on a number of Web sites. Use the search term
<CCA-treated> to find relevant articles.
The following Web sites promote the safety of the pressure treated wood
prodcts:
"Is Wolmanized wood safe around people, plants, and pets? In laboratory
tests, in garden and vegetable studies, in investigations of playground
structures, in surveys of carpenters and treating plant workers, and in
other research conducted by various organizations, CCA-treated wood has
been shown to be harmless when used as recommended."
<http://www.hickson.com/safe.html>
Using Treated Wood Around the Garden Michael A. Kamrin, MSU Institute
for Environmental Toxicology.
<http://www.msue.msu.edu/msue/imp/modc1/41594003.html>
The following Web sites warn of toxic risks in using or being exposed to
pressure treated wood products:
Arsenic in Raised Bed Gardens with CCA-Treated Landscape Timbers
<http://ag.arizona.edu/hypermail/hort-agents/0478.html>
Arsenic and Pressure-Treated Wood.
<http://www.origenbio.com/arsenic.html>
"Disposal: The Achilles' Heel of CCA-Treated Wood.
<http://www.buildinggreen.com/features/tw/treated_wood.html>
Wood treatment linked to dangers.
<http://www.environmentallysafe.com/Environment/ccaarticle.htm>
Pesticide Chemical Fact Sheets...Chromated Copper Arsenate, 1991. [PDF
48K]
<http://www.pesticide.org/factsheets.html>
Does Pressure-Treated Wood Belong in Your Garden? Kitchen Gardener.
<http://www.taunton.com/kg/features/techniques/wood/3.htm>
Creosote seepage concerns.
<http://www.environmentallysafe.com/Environment/creosotearticle.htm>
Fact Sheet. Treated Woods for Garden Use: What is Safe? Information
courtesy of Washington State University, Cooperative Extension.
<http://www.metrokc.gov/health/hazard/treatedwood.htm>
I hope the above references help as starting points for further
investigation.
Dallas Patterson
nye@fidalgo.net
