Originally posted on nuclear-news:
The un-irradiated rods inside the Unit 4 spent-fuel pool are, in all probability, made of a new type of MOX fuel containing highly enriched plutonium.
“…….Mystery of MOX super-fuel A Mainichi Shimbun editorial mentions in passing that the Reactor 4 pool contains 202 fresh fuel assemblies.(3) The presence of new fuel rods was confirmed in the TEPCO press release, which described the first assembly lifted into the transfer cask as an “un-irradiated fuel rod.” Why were new rods being stored inside a spent-fuel pool, which is designed to hold expended rods? What threat of criticality do these fresh rods pose if the steel frame collapses or if crane operators drop one by accident onto other assemblies, as opposed to a spent rod?
Against the official silence and…
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