explosive charge

…drilling holes, (2) placing a charge and detonator in each hole, (3) detonating the charge, and (4) clearing away the broken material.

…underwater weapon consisting of an explosive charge fitted with a device that causes it to explode when a ship or submarine enters into close proximity. Usually emplaced by specialized vessels called minelayers or dropped by specialized aircraft, submarine mines are steel spheres or ovate shapes that contain enough air to…