Ключевые слова: abstract, armament, armor, armored, arms, army, artillery, attack, background, barrel, battle, battlefield, bomb, caliber, closeup, concept, danger, defense, element, equipment, firearm, front, green, gun, heavy, iron, isolated, metal, military, modern, object, old, ordinance, part, piece, power, protection, sky, steel, tank, technical, technology, war, warfare, weapon, weaponry, white,