Lufthansa Technik AG has developed a unique procedure to wash engines with dry ice, the solid form of carbon dioxide (CO2). The company has filed several patent applications, which means it can now develop an actual product, which will be called Cyclean Dry Ice. As of 2019, the system will be used alongside the water-based Cyclean engine wash. During the new engine wash procedure, dry ice pellets that are only a few millimeters in size are shot into the engine via a mobile blasting system. When they hit the components, the pellets release kinetic energy. Through this energy and the
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