OCPE Pesticide Applicator Category 7A General and Household Pest Control Exam Category-7A-General-and-Household-Pest-Control Question # 13 Topic 2 Discussion

OCPE Pesticide Applicator Category 7A General and Household Pest Control Exam Category-7A-General-and-Household-Pest-Control Question # 13 Topic 2 Discussion

Category-7A-General-and-Household-Pest-Control Exam Topic 2 Question 13 Discussion:
Question #: 13
Topic #: 2

The use of check valves ___ to prevent back siphonage.


A.

Is a good idea


B.

Isn’t necessary


C.

Is required by New Jersey state law


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