After completing this lesson, you will be able to describe the water pretreatment and treatment process, as it may exist in a typical industrial plant. In addition, you will be able to discuss chemical cleaning options for boilers and turbines. • Describe how the source of raw water impacts which treatment systems and procedures are required • Follow the flow from the source through the water treatment system • Describe the systems and components used in the following pre-treatment operations: – Clarification – Filtration – Demineralization • List chemicals commonly used in water treatment and identify their purpose • Discuss chemical cleaning options and explain how they impact the boiler and turbine efficiency