newer ones are arsenic-free

来源: jaydad 于 2010-04-12 05:28:12 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 次 (284 bytes)
回答: help! 由 bluelopez 于 2010-04-10 16:42:20
a few years ago, i noticed treated timber looked different and talked to HD people, they say treatment method had changed and arsenic was no longer used in today's products. Your old deck can have arsenic, but i really doubt the concentration is high enough to cause acute illness.
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