Which of the following procedures is essential after using pesticides?

Cleaning all application equipment thoroughly is essential after using pesticides to prevent contamination and ensure proper functioning of the equipment for future uses. Residual pesticide in application equipment can lead to unintended exposure for humans, animals, or beneficial insects, as well as pose a risk of chemical runoff into waterways. Additionally, if equipment is not cleaned properly, it may lead to equipment degradation or malfunction.

Keeping application equipment clean not only protects the environment but also promotes effective pest control by ensuring the correct dosage and formulation of pesticides are delivered in subsequent applications. Adhering to this practice reflects responsible pest management and compliance with safety regulations regarding pesticide usage. Other options, while related to pesticide handling, do not directly address post-application procedures that safeguard both human and environmental health.