Spray drift during the application of agricultural chemicals is reduced by incorporating microencapsulated oils into the aqueous solution or mixture to be sprayed. The method also includes loading the one or more configuration values into one or more registers of the processor. Targeting system provides input control signals to the weapon mounting system to point the weapon for firing at potential targets. The symbols can be jungle animals, farm animals, sea life animals, shapes, colors, Braille, letters, numbers, etc. For example, the braking resistor is connected to a separate heating voltage source which may be, for example, a voltage source in a second locomotive which is coupled to the locomotive in a traction grouping.