Etch your name in metal.
Salt water etching battery charger.
Place the steel wire inside of the container on the opposite side of the copper with the ring touching the bottom.
Metal etching with salt water and battery charger duration.
Vinyl mask for salt water etching copper duration.
Attach the remaining end of the alligator clip to the q tip head.
Dip a q tip in the salt water.
Take the other alligator clip and attach one end to the negative part on the battery my green clip.