What is the legal authority governing: "Why does an applicator add an 'anti-foaming' (defoamer) adju..."?

This standard is governed by Core Manual Chapter 8 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).

Pesticide Types And Formulations EASY Core Manual Chapter 8

Why does an applicator add an 'anti-foaming' (defoamer) adjuvant to a spray tank?

Multiple Choice Options

A To suppress excessive surface foam generated by vigorous bypass agitation and surfactants, preventing tank overflow spills during filling. ✓ OFFICIAL VERIFIED CORRECT ANSWER

B To increase foaming so the foam can be seen from airplanes.

C To sterilize the water tank.

D To alter the soil pH to 2.0.

Core Manual Chapter 8

Official Manual Chapter: Chapter 8: Adjuvants

Defoamers eliminate air bubbles and chemical foam created during mixing and bypass agitation, avoiding hazardous chemical overflows.

Official EPA Core Study Domain Pesticide Types And Formulations

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Why does an applicator add an 'anti-foaming' (defoamer) adjuvant to a spray tank?

Multiple Choice Options

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