Water Treatment and Distribution System A DC electrical system for preventing corrosion of metal storage tanks and piping. Tags: Cathodic Protection, Certification Exams, Water Distribution System, Water Treatment Read more articles Previous PostBOD Removal Efficiency Problem – Wastewater Math Next PostWater Storage You Might Also Like Texas Water Operator Licensing Overview June 9, 2017 Automate Your CEU and Safety Compliance Training May 1, 2019 Water Meters January 24, 2017 Post author: Post published:January 10, 2017 Post category:Certification Exams / Distribution / Water Treatment