What is the most accurate description of a restricted-use pesticide?

A restricted-use pesticide is defined as a product that requires special training and certification for its application due to its potential risks to human health or the environment. These pesticides are often more toxic than general-use pesticides or they may have specific application limitations which necessitate the operator being knowledgeable about their safe use.

Individuals applying restricted-use pesticides must undergo training and pass a certification exam to ensure they understand the proper application techniques, safety precautions, and legal requirements. This protection is in place to mitigate the risks associated with the use of these chemicals, ensuring that they are handled by professionals who are trained to minimize adverse effects.

In contrast, the other options do not accurately capture the essence of restricted-use pesticides. For instance, while some restricted-use pesticides may indeed be used outdoors, this limitation does not define their classification. Also, the notion that they are only available to government agencies is incorrect, as many licensed private applicators can obtain these pesticides after meeting certification requirements. Finally, the idea that restricted-use pesticides can be used without restrictions directly contradicts their designation, which is specifically intended to regulate and limit their use to protect health and safety.