Orchid doctor

LUMBER: Treated with Copper/chrome/zinc

Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 1 year ago.

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This has been used for many years to construct greenhouses in the USA, also children1s playground equipment; inhalation of the sawdust created by sawing or sanding of the wood can be toxic; the smoke is also harmful when the wood is burned. Au87(4)-60
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