Instructions on how to mechanically polish copper (to a mirror finish).
Copper Toxicity Summary - rais.ornl.gov/tox/profiles/co...
Polishing Cart Check-list:
3 grits of sandpaper pads: 600 100 & 1500
Polishing pad.
Gloves.
N95 Masks.
3M Polishing compound.
Safety goggles.
Extension cord (located under the clock by the litho work-area).
Set the Sander / Polished to an RPM of 4.
Clamps & small pieces of mat-board.