Electronics Technicians (ET) perform, manage, and supervise preventive and corrective upkeep on digital equipment; and preserve, repair, calibrate, tune, and alter electronic equipment utilizing take a look at gear and technical drawings for Command, Control, Pc, Communication, and Intelligence (C4I) techniques, cryptographic systems, radar techniques, and navigation systems. The trouble is that in the mine (or equivalently in a desert or some excessive-temperature industrial setting) the constant warmth means the traditional method of cooling components – by fanning the ambient air over them – simply wont work...