Good blog at New Scientist here:
http://www.newscientist.com/blogs/shortsharpscience/2011/03/nuclear-crisis-radioactive-fue.html
Worried about SFP at dai-ichi #4, “recriticality” which the blog points out should not have happened.
Kyodonews on recriticality at dai-ichi #4:
http://english.kyodonews.jp/news/2011/03/78393.html
I am not certain how TEPCO could have been allowed to store fuel rods in the SFPs in such a manner as to permit recriticality under any conceivable circumstances...
I’m thinking we should start a LIVE thread just for RESCUE and Help operations....your post was what I’ve been wondering about..what do you think?