In article , "Steve B" wrote:

I am interested in this, too. IIRC, from previous discussions, the green
color is from exposure to acid. Weak sulfuric, I believe. Common name,
muriatic acid.

Muriatic acid is hydrochloric, not sulfuric. They'll produce different colors.
Copper chloride is green, copper sulfate is blue.


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Regards,
Doug Miller (alphageek at milmac dot com)

It's time to throw all their damned tea in the harbor again.