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Old 27th June 2018, 03:54 PM   #7
Seerp Visser
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Join Date: Mar 2012
Location: Belgium
Posts: 37
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Anthony,
Using the etchant or during etching, be very careful that in no way your etchant comes in contact with copper. This will immediately give a green shine on any piece of material you use the etchant on afterwards.
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