Distribution System Any connection between a potable water system and another fluid system through which contamination could enter the potable water system. Tags: Backflow Prevention Devices, Certification Exam Prep, Cross-connection, Distribution System, Wastewater Treatment Read more articles Previous PostIron and Manganese Next PostLime Softening You Might Also Like Imagine… December 4, 2015 Reasons New Managers and Supervisors Fail: Lack of Team-Building Skills March 17, 2015 Final Thoughts – Advantages of Online Training February 28, 2019 Post author: Post published:January 27, 2017 Post category:Certification Exams / Distribution / Water Treatment