I am a small metals student studying at college, and I use copper and
copper alloys for my projects primarily due to it’s cost, I am
Now I make wearable copper alloy projects, but there is a problem,
the tarnishing of the metal due to wearing and the discolouration of
the skin of the wearer.Is there any way I can prevent this, a
suitable hard laquer or process that can be applied, any ideas?