The Role of Organisms

The following sections are included:

• Stoichiometry and Kinetics

  • Stoichiometry

  • Bacterial kinetics

  • The BOD test

• Further reading

• Energy Metabolism

• Further reading

• Aerobic Heterotrophic Micro-organisms

  • The organisms

  • Nutrition

  • Environmental factors

  • Inhibition

• Further reading

• Anaerobic Heterotrophic Micro-organisms

  • Introduction

  • Presence in the treatment plant

  • Anaerobic digestion

  • Sulphide production

  • Denitrification

  • Redox potential

• Further reading

• Autotrophic Micro-organisms

  • Introduction

  • Nitrification

• Assessing Treatability, Toxicity, and Biodegradability

  • Introduction

  • Biochemical tests

  • Bacterial tests

  • Other approaches

  • Continuous simulation tests

  • Conclusion

• Further reading