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the Association of Boards of Certification
the book includes full-color illustrations and links to video clips
health issues
Everything you need to know to pass your Class 3 or 4 exam is included in this book
The study guide is applicable to all four OIT examination modules
Water Operator Certification Exam Prep (AWWA) (Levels 1-4) OIT the Association of Boards ofThis study guide is designed to give water operators and students practice in answering questions that are similar in format and content to the questions that appear on provincial certification exams. Sample questions and answers for both water treatment, water distribution and supply and water distribution systems are included. If you were previously familiar with AWWA's Water Operator Certification Study Guide, Sixth Edition this replaces that book,
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