Following completion of Chapter 2, students should be able to:

1. Describe the importance of water.
2. Identify various sources of water.
3. Outline the procedures of a sanitary survey.
4. Evaluate the suitability of a water source for drinking purposes and as a general water supply.
5. Identify water quality problems and treatment processes to solve the problems.

The purpose of this chapter is to acquaint students with the various sources of water, potential sources of water pollution, and also how to identify water quality problems and treatment processes to solve them.

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