According to Etymonline, ammunition has been used as a short form of ammunition since 1917.Ammunition (informally ammunition) is material fired, dispersed, dropped, or detonated from any weapon or weapon system. Ammunition is both expendable weapons (for example, due to the EMU crisis, soldiers didn't want to shout “ammunition”, so they changed it to sound like “ammunition”. Ammunition is carried on the person in specific compartments of the weapon, ammunition boxes, bags or shoulder bags. If the player goes to any ammo nation with a shooting range, he can double the ammo until it becomes infinite.
The amount of ammunition transported depends on the strength of the soldier, the expected action required, and the ability of the ammunition to advance through the logistics chain to replenish the supply.