Archive for November, 2013

Copper C0mpounds for Etching Metals

Friday, November 1st, 2013

  It started in 1992, on the request of one of my students, who could not afford the zinc plate I asked them to purchase   when we began the etching section of the printmaking class. Since ferric or stannous chloride was not acceptable to the director of the department, I tried using copper sulfate as […]

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