Armoured combat vehicles specified as tanks have been with us for 107 years now, erstwhile they were first deployed to mass production and service in 1916 during planet War I. During evolution, all possible characteristics of this kind of weapon were improved. For many years, however, a very crucial problem was not noticed or ignored, namely the threat of own ammunition stored inside the vehicle, in the event of an effective penetration of the armor by the enemy missile. Let us look at this issue and the various, more or little successful solutions that have been developed over decades of the improvement of armored weapons.