Homebrew PCBs

On Tue, 2 Feb 2010, Dave wrote:

> Yes, Hydrogen Sulfide will dull the sense of smell, possibly allowing the
> person breathing it to receive a fatal dose.  Use caution!
>
> I used to have a really nice Tin plating recipe.  It used Sodium Chloride,
> Stannous Chloride, and Sodium Cyanide.  Yes, I'm being serious, and
> no, I don't use it any more.

What's its shelf-life in solution?

-- 
David Griffith
dgriffi@...

A: Because it fouls the order in which people normally read text.
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