> ST wrote:
>
> I promise you the blue is lack of HCl,
> no fancy chemical formulas here, but
> been there, seen that.
>
> Measuring molarity is dead easy
> however and you don't have to wait for
> trouble.
Dead easy to measure with a hypodermic
needle and a small pyrex jar.
PLUS you get all the fun of pretending
to be a speed junkie when you go to the
chemist to buy the pick/sharps-kit :D
snow-cloning the compleat angler I have
to say
Doubt ye not etching with CuCl is an art.
But an art well worth your learning.
andrewm - a recent convert to the way of
CuCl