This text serves as a technical manual for selecting, maintaining, and operating pesticide application equipment. It highlights that effective pest control relies on calibration to ensure uniform chemical delivery across a target area. The guide details various machinery types, such as high-pressure, low-pressure, and hand sprayers, while weighing their specific advantages and logistical limitations. Furthermore, it examines essential internal components, including tanks, pumps, strainers, and nozzles, emphasizing the importance of material durability and regular cleaning. By understanding these mechanical elements, operators can improve application accuracy and extend the lifespan of their equipment.