Coagulation & Flocculation The major advantage for using activated silica is that it will: Tags: Certification Exam Prep, Coliform Test, Distribution System, Water Storage, Water Treatment Read more articles Previous PostWater Treatment and Distribution System Next PostWater Treatment and Distribution System You Might Also Like State Exam Information | California Distribution Operator Certification June 12, 2018 Visual Study Tools February 27, 2019 State Certification Information | California Treatment Certification Renewal June 19, 2018 Post author: Post published:January 14, 2017 Post category:Certification Exams / Distribution / Water Treatment