This is true on average, but of the available nuclear technologies, reactors used on ships and subs have the highest enriched uranium (making them inherently m

This is true on average, but of the available nuclear technologies, reactors used on ships and subs have the highest enriched uranium (making them inherently more dangerous just as a target of non nuclear nations). I believe they are also responsible for a large number of accidents, although when those occur, the affected personnel are usually limited to the crew.