Oh, they simply are cool... up to the created backwards-acronym that brought us B.R.O.A.C.H., the warhead designed to breach fortified constructions and bunkers (pre-charge to clear soil covers above a bunker, more than a ton of mass at high speed to smash through the top and additional levels and a main charge that can be programmed by timer or intended depth... You want an explosion on floor 3, of 5-floored bunker? Here's your tool...).