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Subject: Re: [Homebrew_PCBs] Phosphoric Acid Etch
From:
JanRwl@...
Date:
2004-04-08
In a message dated 4/7/2004 7:26:25 AM Central Standard Time,
stefan_trethan@...
writes:
i know it is added in some drink, like cola
Only a FRACTION of 1% ! ! !
[Non-text portions of this message have been removed]