Not these ranges, but the brand is well known (although they're not
my favourite)
IMHO, none of these low-temperature processes are really of much use.
None of them are a patch on the hot processes, even though they're
obviously easier to work with.
If you're a production environment, you can deal with the awkwardness
of heating it.
If you're a high-end craft process, then you have to do it right.
If you're just looking for something to leave on the garage shelf for
occasional use, then think about these "convenient" processes.
Isn't alot of jewlery and bronze statuary treated with a cold patina?
I've got a book, the The Colouring, Bronzing and Patination of Metals
by Richard Hughes, which I'm told is a tomb for non-ferrous types, and
it covers many cold concotions. Granted, they are rather potent
chemicals.
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