mk2, gas grenade, poison gas, grenade, grenades, explosion, weapon, hand grenade, war, bomb, danger, military, 1 world war ii, ww1, stick grenade, battle, gas, first world war, grenade, grenade, grenade, grenades, weapon, hand grenade, hand grenade, hand grenade, hand grenade, hand grenade, bomb, bomb, bomb, military, ww1, ww1, ww1