The problem of sewage to chemicals used in water treatment plants, metal plating of zinc. To buy the chemicals from foreign countries, making the wastewater treatment plant's metal prices. This is why owners avoid waste water treatment plant before being released into the public water supply. As a result, the wastewater treatment plant's zinc-plated metal with ozone in combination with high pressure water of galvanizing plant. You can reduce zinc ions of 100 percent and 98 percent effective in healing and increase the PH up to 99 percent, the highest in the PH of 9.95 in 100 minutes from 100 liters of waste water.