What is true about measuring and transferring pesticides?

The correct response emphasizes the importance of proper handling and disposal of pesticides in order to minimize environmental contamination and ensure safety. When a measuring container is used for pesticides, it often retains residues of the chemical. Rinsing the measuring container before reusing it is crucial because it helps remove residual pesticide, thus preventing accidental overdoses or unintended mixing of products.

By rinsing the measuring container and pouring the rinse solution back into the tank, you not only ensure that the pesticide is fully used, but you also reduce waste and the risk of harming the environment. This practice is aligned with proper pesticide management protocols, which emphasize minimizing pesticide waste and preventing accidental exposure.

The other options present practices that do not align with safety and environmental responsibility. For instance, reusing measuring containers without rinsing them carries the risk of contamination and increased chemical exposure. Disposing of rinsate in the trash also poses significant environmental hazards, as it can lead to soil and water contamination. Rinsing only the spray tank ignores the need for comprehensive cleaning protocols that encompass all equipment used in handling pesticides.