Math for wastewater treatment operators grades 3 and 4 [electronic resource] : practice problems to prepare for wastewater treatment operator certification exams

Content: ""CONTENTS"" ""FIGURES"" ""TABLES"" ""ACKNOWLEDGMENTS"" ""PREFACE"" ""INTRODUCTION"" ""WasteWater Treatment Grade 3"" ""WasteWater Treatment Grade 3 Test"" ""WasteWater Treatment Grade 3 Test Solutions"" ""WasteWater Treatment Grade 4"" ""WasteWater Treatment Grade 4 Test"" ""WasteWater Treatment Grade 4 Test Solutions"" ""appendixes"" ""Common Conversion Factors"" ""SUMMARY OF WASTEWATER TREATMENT EQUATIONS"" ""CHEMISTRY TABLES"" ""DEPTH/DIAMETER (d/D) TABLE"" ""WASTEWATER FLOW CHART DIAGRAMS"" ""ABBREVIATIONS"" ""BIBLIOGRAPHY"" ""ADDITIONAL RESOURCES"" A guide for preparing for the math section of Grades 3 and 4 wastewater treatment operator certification exams.