Title -- Contents -- Foreword -- Acknowledgments -- Introduction -- Mathematics -- MATHEMATICS 1 Averages -- MATHEMATICS 2 Dimensional Analysis -- MATHEMATICS 3 Percent -- MATHEMATICS 4 Solving for the Unknown Value -- MATHEMATICS 5 Ratios and Proportions -- MATHEMATICS 6 Conversions -- MATHEMATICS 7 Linear Measurements -- MATHEMATICS 8 Area Measurements -- MATHEMATICS 9 Volume Measurements -- MATHEMATICS 10 Wastewater Collection System -- MATHEMATICS 11 Preliminary Treatment -- MATHEMATICS 12 Detention Time -- MATHEMATICS 13 Surface Overflow Rate -- MATHEMATICS 14 Weir Overflow Rate -- MATHEMATICS 15 Sedimentation- Solids Loading Rate -- MATHEMATICS 16 Sludge Pumping and Thickening -- MATHEMATICS 17 Activated Sludge -- MATHEMATICS 18 Trickling Filters -- MATHEMATICS 19 Rotating Biological Contactors -- MATHEMATICS 20 Sludge Dewatering and Disposal -- MATHEMATICS 21 Sludge Digestion -- MATHEMATICS 22 Waste Ponds -- MATHEMATICS 23 Filter Loading Rate -- MATHEMATICS 24 Filter Backwash Rate -- MATHEMATICS 25 Graphs and Tables -- Hydraulics -- HYDRAULICS 1 Density and Specific Gravity -- HYDRAULICS 2 Pressure and Force -- HYDRAULICS 3 Head -- HYDRAULICS 4 Head Loss -- HYDRAULICS 5 Pumping Problems -- HYDRAULICS 6 Flow Rate Problems -- Chemistry -- CHEMISTRY 1 The Structure of Matter -- CHEMISTRY 2 The Classification of Matter -- CHEMISTRY 3 Valence, Chemical Formulas, and Chemical Equations -- CHEMISTRY 4 Solutions -- CHEMISTRY 5 Acids, Bases, and Salts -- CHEMISTRY 6 Chlorination Process in Wastewater Treatment -- CHEMISTRY 7 Chemical Dosage Problems -- CHEMISTRY 8 Testing to Maintain a Properly Running Wastewater Plant -- Electricity -- ELECTRICITY 1 Electricity, Magnetism, and Electrical Measurements -- ELECTRICITY 2 Electrical Quantities and Terms -- ELECTRICITY 3 Functions and Ratings of Electrical Equipment -- Appendixes.

APPENDIX A Conversion Tables -- APPENDIX B Periodic Table and List of Elements -- Periodic Table of Elements -- Glossary -- Index -- Algae Color Plates.