Detailed text transcripts for TV channel - CNN - 20110318:20:26:00
An elevation. >> okay. now to the fourth and final question here. re criticality, something i've read up. explain as best as you can. what does that mean? >> sure, recriticality is the resumption or startup of the fission chain reaction process, and there's concern that ear in the reactor and spent fuel pools, even though the reaction should be shut down, it can become recritical again and that means the fission process occurs, release of neutron and energy. in the spent fuel pools that's prevented by the racks that the fuel fits into. it's full of boron which absorbs the neutrons and prevents...