How do respirators protect applicators from pesticide exposure?

The correct way respirators protect applicators from pesticide exposure is by filtering air. Respirators are designed specifically to remove harmful substances from the air an applicator breathes. They can have different types of filters that trap particulates—including pesticide particles—before they can be inhaled. This is critical in protective equipment, especially when dealing with airborne pesticides that could lead to respiratory issues or other health risks.

The option related to absorbing pesticides suggests a mechanism that is not typical of respirators; they do not absorb chemicals like a sponge but rather filter them out. Understanding how respirators function highlights the importance of using the proper respiratory protection when applying pesticides in order to minimize health risks associated with exposure.

The other choices involving spraying in mist or providing fresh air do not accurately describe the protective mechanism of respirators. Spraying pesticide in mist form is a method of application, while providing fresh air pertains to the general ventilation in a space rather than the specific protective capability of respirators.