happchap
happchap
Etching
When the etching is done, the toner will be left on and everywhere there was visible copper will be gone.
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Uploaded on December 14, 2007
Taken on November 11, 2007
Etching
When the etching is done, the toner will be left on and everywhere there was visible copper will be gone.
884
views
1
fave
0
comments
Uploaded on December 14, 2007
Taken on November 11, 2007