True or False: The most hazardous activities involving pesticides are mixing and loading concentrates.

Mixing and loading concentrates is indeed regarded as one of the most hazardous activities involving pesticides. This is primarily because these processes typically involve handling highly concentrated forms of pesticides, which can result in increased exposure risks for applicators. During mixing, spills, splashes, and aerosolization can occur, leading to potential inhalation or skin contact with toxic chemicals.

Furthermore, this phase is crucial as it sets the stage for the entire application process. If proper precautions are not taken, such as wearing protective gear and ensuring proper ventilation, the risk of acute exposure can be significantly heightened.

Other activities like application and storage also carry risks, but mixing and loading concentrate directly involves the handling of the chemical in its most dangerous form, putting workers at a higher immediate risk of toxicity and accidents. This understanding reinforces the importance of safety protocols during these specific tasks.