What is the legal authority governing: "Which nozzle tip material exhibits the HIGHEST resistance to..."?

This standard is governed by Core Standards Chapter 9 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 HARD Core Standards Chapter 9

Which nozzle tip material exhibits the HIGHEST resistance to abrasive wear when spraying wettable powders (WP) and suspension concentrates (SC)?

Multiple Choice Options

A Ceramic or hardened stainless steel. ✓ OFFICIAL VERIFIED CORRECT ANSWER

B Brass.

C Soft aluminum.

D Molded unreinforced plastic.

Core Standards Chapter 9

Official Manual Chapter: Chapter 9: Application Equipment

Ceramic tips have the longest operational life and highest wear resistance, followed by hardened stainless steel. Brass is soft and wears out rapidly.

Official EPA Core Study Domain Spray Equipment And Calibration

Practice All Domain Questions →

Which nozzle tip material exhibits the HIGHEST resistance to abrasive wear when spraying wettable powders (WP) and suspension concentrates (SC)?

Multiple Choice Options

Related Questions in Spray Equipment And Calibration