What type of pesticide comes with finely ground materials to improve mixing and form a suspension when mixed with water?

Wettable powders (WP) are a type of pesticide formulation that consists of finely ground materials which are designed to mix well with water. When wettable powders are added to water, they form a suspension, allowing for even distribution of the pesticide during application. This makes them particularly effective for situations where thorough coverage of the target area is required.

Wettable powders are advantageous because they tend to have a lower risk of harmful residues on treated surfaces compared to some other formulations. Their ability to remain suspended in water helps maintain a consistent pesticide concentration throughout the application process, which can lead to improved pest control results.

In contrast, soluble powders dissolve completely in water, resulting in a liquid rather than a suspension, which alters the application characteristics. Granular formulations are used in dry applications and often do not require mixing with water, while liquid concentrates are pre-formulated liquids that must be diluted but do not rely on suspension mechanics. Understanding these differences helps in selecting the appropriate pesticide formulation for specific pest management scenarios.