Step 11: Finalize Mixture
1.Recombine the electrolyte and oxidized copper, the solution will turn dark green-black.
In 15 minute increments:
1. Add 1/2 tsp. fulls of hydrogen peroxide (3% - general purpose type).
2. Stir the mixture with a plastic utensile (straw).
When the mixture is light green:
1. Filter it.
2. Store it.
In use, the mixture will become dark-black, recharge it by adding hydrogen peroxide.