Answer:
Each type of pesticides, functions, where to apply them, when they can use a certain pesticide, and when they can't.
Step-by-step explanation:
These topics should be addressed, because they have to know how to handle pesticides, and most important, they must know each type of them, what's the difference in applying one specifically, and not other.
The training based on these topics is really important, because allow people to use them properly and avoid intoxication problems.