Another example is a pressure switch on an air compressor. This cooling air comes from an air compressor. Mobile dry abrasive blast systems are typically powered by a diesel air compressor. The air gun has a nozzle, paint basin, and air compressor. This generator also supplied power to the gyro motors and the air compressor. It is also used in a rotary-screw air compressor. A variety of other recovery equipment was carried, along with its own air compressor. An air compressor for powering pneumatic tools is included. A malfunctioning air compressor was repaired on 17 March. An economical method of drawing a vacuum is with a venturi vacuum and air compressor. An air compressor is a specific type of gas compressor. The air supply usually comes from a portable air compressor driven by a diesel engine. Those chillers usually also have their own air compressor for keg pressurization.