Will do. Sorry if I seemed flippant and thanks for your very knowledgeable comments.
Power plants are not refineries that can be changed out as you suggest.
As I'm learning, especially any involved in a partial meltdown or otherwise.
I've actually gotten off track in pursuit of an answer to the question, "is a meltdown with containment breach possible in this particular design". From what I've heard so far, while highly unlikely, it is possible.