... Ruthenium - Iridium -Titanium Anode: It is used in Water Electrolysis, Sewage Treatment, Caustic Potash, Cathodic Protection, Chlorate ... Industry, Hyper Chlorite Industry, Recycling of Waste Water, Production of Persulphate, and Sterilization of Food Appliances. ... Plating, Palladium Plating, Gold Plating, Electrolysis of Water, Electrolysis of Fusion Salt, Battery Producing, and Cathodic ...