LESSON ASSIGNMENT
LESSON 2
Disinfection of Water.
TEXT ASSIGNMENT
Paragraphs 2-1 through 2-13.
LESSON OBJECTIVES
After completing this lesson, you should be able to:
2-1.
Select the statement that best defines the basic
terms used in the disinfection of water.
2-2.
Select the statement that properly describes the
requirements for disinfection.
2-3.
Select the statement that identifies the different
ways to chlorinate water.
2-4.
Identify factors that affect the effectiveness of a
disinfectant.
2-5.
Select the proper chlorine residual and calculate
the amount of disinfectant required for different
water supply situations.
2-6.
Recognize and place in proper sequence the
steps in determining pH, total available chlorine,
free available chlorine, and combined available
chlorine in a water sample using the color
2-7.
Identify standard and improvised water
disinfection procedures.
SUGGESTION
After completing the assignment, complete the
exercises at the end of this lesson. These exercises
will help you to achieve the lesson objectives.
MD0160
2-1