T-72 - Has a classical completion with a placement of engine transmission compartment in a fodder part, armament compartment in the middle part, and driving compartment in front part of fighting vehicle. The crew of the tank consists of 3 people: driver mechanic, gunner and commander which also performs functions of chargeman after loss of an ammunition in the loading automatic machine. After a gunshot automatically going a purification of air from gases in fighting compartment and self-ejecting through a trapdoor of tower.