The torpedo is such a heavy and cumbersome weapon to handle that reloading a tube, except in submarines, is a lengthy operation and not normally undertaken at sea .
Le mbumbulu inzima kakhulu kwaye isisixhobo esixakayo ukusiphatha nto leyo ebangela ukuba ukusihlohla kwakhona ityhubhu, ngaphandle kwakwinkwili, kungumsebenzi othatha ixesha elide kwaye oko akudli ngokwenziwa elwandle.