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Etching copper in copper sulfate - orange precipitate
There are a couple things I've used as the resist.

1. Hard ground/asphaltum (waxy, tar-like mater ...
7-1-2017 at 23:08
by: ryborg
Etching copper in copper sulfate - orange precipitate
From what I've read from several safety data sheets, copper oxide still poses a threat to marine lif ...
7-1-2017 at 15:18
by: ryborg
Etching copper in copper sulfate - orange precipitate
Hello everyone,

I'm a printmaker experimenting with some less toxic means of making prints, speci ...
5-1-2017 at 22:47
by: ryborg

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