Wisconsin Pesticide Applicator Practice Test 2026 - Free Pesticide Applicator Practice Questions and Study Guide

Wettable powders require agitation when mixed with water because they contain solid particles that may settle to the bottom and form clumps if not constantly stirred. Drying time and filtration are not involved in the mixing process of wettable powders. Heating may be used in some cases to help dissolve the powder, but agitation is the primary requirement for proper mixing.