Detailed text transcripts for TV channel - MSNBC - 20110312:02:41:00
Boiling water reactors where the core melts and will drop through the containment vessel. then you want to make sure that the concrete which is feet thick can contain that molten core. if that fails, then that is really the worst case scenario that the entire containment structure collapses, then we have massive releases of highly radioactive material. >> and that material that would be released in a case like that would be released in a gassy us form? a radioactive cloud that could move? >> once it is hot, it hits other structures, you get fire, smoke, particulat particulates, then ground con...