SimilarityRank
plutonium 0.736 35882
uranium 0.675 18705
thorium 0.672 91969
radioactivity 0.668 39280
isotope 0.660 40195
reactor 0.656 9802
radioactive_material 0.653 55020
radioactive 0.646 38124
radioactive_waste 0.637 60970
neutron 0.633 24797
fission 0.628 73502
Uranium 0.627 74440
nuclear_fuel 0.623 72533
nuclear_reactor 0.621 32626
radionuclide 0.618 60202
nuclear_waste 0.617 58447
nuclear_material 0.604 80305
gamma_ray 0.600 77142
boron 0.582 94693
hydrogen 0.580 10438
warhead 0.579 44960
mercury 0.579 12741
arsenic 0.566 26103
nuclear_power_plant 0.563 21430
radiation_from 0.562 89043