Explosive and firing control systems, namely, percussion caps and detonation caps, detonators, detonating fuses, detonating plugs, fuses and explosive primers; control and operational equipment, namely, percussion caps and detonation caps, detonators, detonating fuses, detonating plugs, fuses and explosive primers, grenade and rocket launchers, structural components of canons, namely, trunnions; detonators, namely, firing lanyards, firing platforms and cartridge loading apparatus for explosives