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Subject: Re: [Homebrew_PCBs] Re: Ferric Chloride etching questions...

From: JanRwl@...
Date: 2005-09-08

In a message dated 9/7/2005 3:47:15 P.M. Central Daylight Time,
a_seychell@... writes:

I find diluted (1:0) hydrochloric acid removes ferric chloride stains in
minutes. Just apply a drop directly to the stain, then rinse.



Even quite diluted HCL will at least WEAKEN the fabric, no matter HOW
quickly you rinse! I would not do this on "good clothing"!


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