Which of the following items is NOT necessary for equipment calibration?

Equipment calibration in pest control is essential for ensuring that applicators use the correct amounts of pesticides for effective and safe application. To achieve proper calibration, certain tools and instruments are necessary to measure flow rates and application volumes accurately.

A stopwatch is important for timing how long it takes for a certain amount of product to be dispensed, which helps in determining the application rate. A measuring tape allows for accurate measurement of the area being treated or the distance between spray applications, ensuring uniform coverage. Graduated cylinders or buckets are critical for measuring the actual amount of pesticide being used, which is necessary for confirming that the equipment is delivering the correct dosage.

While a pesticide regulations book is vital for understanding the legal aspects and guidelines regarding pesticide use, it is not a practical tool for the calibration process itself. Thus, it does not play a direct role in accurately measuring or determining the calibration of equipment for pest control applications.