Materials and Instructions for Electrolysis Robot Room
Next, add enough washing soda to make the solution between ½% to 1% ratio. It''s easy if you use metric measurements: 5 to 10 milliliters of washing soda per liter of water. In imperial units, that''s 1 to 2 teaspoons of washing soda per 5 cups of water, or 1/2 cup of washing soda per 5 gallons of water.