Related by context. Frequent words. (Click for all words.) 49 Kashiwazaki Kariwa nuclear 47 crippled Fukushima Daiichi 46 Fukushima Daiichi nuclear 45 Fukushima Daiichi 45 Fukushima Dai Ichi 45 Fukushima reactors 45 Reactors 44 mSv 44 Daiichi plant 43 radioactivity 43 Fukushima nuclear 43 Fukushima Daiichi plant 43 radionuclide 43 millisieverts 43 nuclear 43 reactors 42 Fukushima 42 Fukushima plant 42 microsieverts 42 ionizing radiation 42 Nuclear 41 Chernobyl disaster 41 nuclear reactors 40 MWe 40 radionuclides 40 Fukushima Dai ichi 40 AERB 40 Fukushima reactor 40 partial meltdowns 40 Noncritical violations found 40 Fukushima Daiichi Nuclear 40 radiation 40 CANDU 39 atomic reactors 39 Kalpakkam 39 stricken Fukushima nuclear 39 Japan Meteorological Agency 39 Hamaoka 39 Kozloduy 39 millirems 39 radiation exposure 39 radioactive material 39 atomic 39 Radioactive iodine 39 NRC 39 unplanned shutdowns 39 reactor 39 Nuclear Regulatory Commission 39 Hamaoka plant 39 radiation leaks 39 Lochbaum 38 kiloton 38 radioactive contamination 38 Chernobyl 38 radioisotopes 38 Kaiga 38 reactor cores 38 radiation emitted 38 tritium 38 criticality 38 radioactive 37 radioactive substances 37 magnitude earthquake 37 Hamaoka nuclear 37 Agency IAEA 37 degrees Celsius 37 Administration NNSA 37 Radioactivity 37 thermonuclear 37 irradiation 37 crippled Fukushima nuclear 37 becquerels 37 Nuclear Reactor 37 Windscale 37 Candu 37 Fukushima Dai ichi nuclear 37 crippled reactors 36 IAEA inspections 36 Tritium 36 magnitudes 36 Olkiluoto 36 Browns Ferry 36 kilotons 36 partial meltdown 36 Kansai Electric Power 36 geomagnetic storm 36 Kansai Electric 36 Kanto region 36 ° C 36 uranium fuel rods 36 Seismology 36 Sizewell 36 Seismic Network 36 Three Mile 36 spokesman Hidehiko Nishiyama 36 nuclear proliferation 36 deg C 36 nuclear fission 36 radiations 36 reactor containment 36 Co TEPCO