Math for wastewater treatment operators grades 1 and 2 : practice problems to prepare for wastewater treatment operator certification exams

this New Book Was Written To Provide Students And Operators With Examples Of A Variety Of Different Problems That Will Be Encountered Both On The Job And For Grades 1 & 2 Certification Exams. This Book Is Divided Into Four Main Parts: A Review Of Significant Numbers And Rounding; Two Chapters On Math Followed By Practice Tests; And Appendices. Each Problem Is Presented With Easily Followed Steps And Comments To Facilitate Understanding. Included After Each Grade Level Are Tests To Help You Determine Where Your Strengths Or Weaknesses Are. Appendices Contain Conversion Factors, Wastewater Treatment Equations, Chemistry Tables, Depth-to-diameter Tables, And Flow Charts Of Wastewater Treatment Processes. CONTENTS 8 TABLES 14 FIGURES 16 ACKNOWLEDGMENTS 18 PREFACE 20 INTRODUCTION 22 appendixes 318 Common Conversion Factors 320 SUMMARY OF WASTEWATER TREATMENT EQUATIONS 324 CHEMISTRY TABLES 352 DEPTH/DIAMETER (d/D) TABLE 358 WASTEWATER FLOW CHART DIAGRAMS 360 ABBREVIATIONS 374 BIBLIOGRAPHY 378 ADDITIONAL RESOURCES 380 A guide to preparing for the math section of Grades 1and 2 wastewater treatment operator certification exams.