Which of the following types of PPE is least likely to be required during pesticide application?

When considering personal protective equipment (PPE) during pesticide application, certain types are fundamental for ensuring the safety of applicators. Short pants, as an option, are least likely to be required because they provide minimal coverage to the legs. Most pesticide application guidelines emphasize the importance of wearing clothing that offers adequate protection from chemicals, which typically includes long sleeves and long pants to guard against spills, splashes, and potential skin contact.

Respirators and dust masks are critical for protecting the respiratory system from inhaling harmful agents present in pesticides. Depending on the product being applied, certain types of respirators may be mandated. Likewise, long sleeves serve to protect the arms from potential contact with pesticides, which reinforces skin safety.

In contrast, short pants do not fulfill the protective coverage guidelines that are often established for pesticide applications. As a result, they do not provide the necessary safety measures that other types of PPE do, making them the least likely requirement in this context.