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Potable water treatment
Potable water treatment

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Learning outcomes

After studying this course, you should be able to:

  • describe the operation and mechanisms of the hydrological cycle

  • list and describe the major physical, chemical and biological characteristics of clean fresh water, and explain their effects on aquatic organisms

  • explain the mode by which potable water is produced through the processes of screening, microstraining, aeration, coagulation and flocculation, sedimentation, flotation, filtration and disinfection

  • explain how the issues of nitrates, trace organics, fluoridation and plumbo-solvency can be dealt with in potable water supply

  • describe the main desalination processes used to produce potable water from saline or brackish sources.