What is the legal authority governing: "During sprayer calibration, when must an individual spray no..."?

This standard is governed by 40 CFR § 171.103 under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and 40 CFR Part 171.

What is the passing score for the EPA Pesticide Applicator exam?

The minimum passing score for the National Core Pesticide Applicator Certification exam is 70% (40 CFR § 171.103).

Spray Equipment And Calibration MEDIUM 40 CFR § 171.103

During sprayer calibration, when must an individual spray nozzle tip be discarded and replaced?

Multiple Choice Options

A When its output flow rate deviates by more than 10% from the average output of all nozzles on the boom or from the manufacturer's new tip rating. ✓ OFFICIAL VERIFIED CORRECT ANSWER

B Only after 15 years of continuous use.

C When the nozzle changes color.

D When the pressure gauge needle stops moving.

40 CFR § 171.103

Official Manual Chapter: Chapter 9: Equipment & Chapter 10: Calibration

Industry standards dictate that if an individual nozzle tip's flow rate deviates by more than 10% from the boom average or manufacturer specification, it is worn and must be replaced.

Official EPA Core Study Domain Spray Equipment And Calibration

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During sprayer calibration, when must an individual spray nozzle tip be discarded and replaced?

Multiple Choice Options

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