Attach the remaining end of the alligator clip to the q tip head.
Salt water etching battery charger.
Place the copper piece in the container full of water and salt solution bending the edge of the copper long piece like an hook and hanging the piece of copper you want to etch in about the middle part of the container.
Place the steel wire inside of the container on the opposite side of the copper with the ring touching the bottom.
Take the other alligator clip and attach one end to the negative part on the battery my green clip.
Ursula smith 2 772 views.
I find that you need to get it wet enough that it isn t just moist but it isn t dripping wet.
Vinyl mask for salt water etching copper duration.