4.2.1 pH Calculation in the Activated Sludge Process for Carbon and Nitrogen Removal -- 4.3 THE ACTIVATED SLUDGE PROCESS FOR FILAMENTOUS BULKING CONTROL -- 4.3.1 Activated Sludge with Selector for Bulking Control -- 4.4 REMOVAL OF XENOBIOTICS IN THE ACTIVATED SLUDGE PROCESS -- 4.4.1 Effect of the Process Operating Parameters on the Xenobiotics Removal -- 4.5 FURTHER EXAMPLES ON THE ACTIVATED SLUDGE PROCESS -- 4.6 KEY POINTS -- CHAPTER 5: The Anaerobic Digestion Process -- 5.1 THE ANAEROBIC DIGESTER AS A CSTR WITHOUT RECYCLE -- 5.1.1 Effect of the HRT on the Anaerobic Digestion Process -- 5.1.2 Calculation of pH in Anaerobic Digesters -- 5.2 EXTENSION TO COMPLEX SUBSTRATES -- 5.3 ANAEROBIC DIGESTION WITH BIOMASS RECYCLE -- 5.3.1 Effect of the Choice of the Design Parameters on the Design Results -- 5.4 TEMPERATURE CALCULATION IN ANAEROBIC DIGESTION -- 5.5 KEY POINTS -- CHAPTER 6: The Sequencing Batch Reactor -- 6.1 THE SEQUENCING BATCH REACTOR FOR CARBON REMOVAL -- 6.1.1 Effect of the Choice of the Design Parameters on the Performance of the SBR -- 6.1.2 Calculation of the Oxygen Profile during the SBR Cycle -- 6.1.3 Extension to Slowly Biodegradable Substrates -- 6.2 SBR FOR CARBON AND NITROGEN REMOVAL -- 6.2.1 Effect of the Choice of the Operating Parameters on the Design of the SBR for Carbon and Nitrogen Removal -- 6.3 ANAEROBIC SBR -- 6.4 FURTHER EXAMPLES ON THE SBR PROCESS -- 6.5 KEY POINTS -- CHAPTER 7: Attached Growth Processes -- 7.1 PACKED BED PROCESSES -- 7.1.1 Aerobic Packed Bed Processes -- 7.1.1.1 Effect of the Choice of the Design Parameters -- 7.1.2 Anaerobic Packed Bed Reactors -- 7.1.2.1 Effect of the Choice of Design Parameters -- 7.2 ROTATING BIOLOGICAL REACTORS -- 7.2.1 Choice of the Design Parameters -- 7.3 FURTHER EXAMPLES ON ATTACHED GROWTH PROCESSES -- 7.4 KEY POINTS -- APPENDIX A -- APPENDIX B -- APPENDIX C