Wastewater Operator Certification Study Guide

Wastewater Operator Certification Study Guide

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Answer: d. 10% Reference: Operation of Wastewater Treatment Plants, Kenneth D. Kerri, Volume 2, Seventh Edition, Chapter 15, Page 400. ... 6, Section 6.18. 182. Answer: c. 19.5% Reference: Code of Federal Regulations, Title 29 Part 1910.146(b) Definitions. ... Answer: b. air Reference: Basic Chemistry for Water and Wastewater Operators, Darshan Singh Sarai, Revised Edition, Chapter 1, Page 3.

Title:Wastewater Operator Certification Study Guide
Author:John Giorgi
Publisher:American Water Works Association - 2011-01-12


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