Which type of information is typically found on a pesticide label?

Pesticide labels are critical documents that provide essential information for the safe and effective use of the product. The correct choice emphasizes the inclusion of active ingredients and re-entry intervals. The active ingredients are the chemicals responsible for the pesticide's intended effects, and knowing this information is vital for users to understand the specific properties and potential hazards associated with the product.

Re-entry intervals are the timeframes that must elapse before individuals, such as workers or the general public, can safely re-enter an area that has been treated with the pesticide. This information is crucial for ensuring safety and preventing exposure to potentially harmful chemicals following application, particularly in agricultural settings where humans may be present.

Other options lack relevance to the core purpose of pesticide labels. For instance, while climate conditions might inform application practices, they are not typically detailed on the label. Cooking instructions are completely unrelated to pesticides and do not belong on a pesticide label. Similarly, marketing claims can often be found in promotional materials but are not a primary focus of the information provided on labels, which are more concerned with safety, usage instructions, and regulatory compliance. Thus, the correct answer accurately reflects the key information that appropriately guides users in the responsible use of pesticides.