| Similarity | Rank | |
|---|---|---|
| radioactive_material | 0.768 | 55020 |
| radioactive | 0.748 | 38124 |
| radionuclide | 0.747 | 60202 |
| radiation_exposure | 0.700 | 72221 |
| isotope | 0.684 | 40195 |
| plutonium | 0.684 | 35882 |
| radiation | 0.676 | 5557 |
| radiation_dose | 0.676 | 98131 |
| radioactive_waste | 0.670 | 60970 |
| radiation_from | 0.669 | 89043 |
| tritium | 0.668 | 90971 |
| ionize_radiation | 0.665 | 79693 |
| gamma_ray | 0.650 | 77142 |
| nuclear_waste | 0.632 | 58447 |
| uranium | 0.619 | 18705 |
| neutron | 0.615 | 24797 |
| thorium | 0.608 | 91969 |
| contamination | 0.604 | 11533 |
| contaminant | 0.601 | 17936 |
| Chernobyl | 0.597 | 40889 |
| radon | 0.594 | 66432 |
| cosmic_ray | 0.586 | 60042 |
| iodine | 0.583 | 45118 |
| nuclear_material | 0.581 | 80305 |
| irradiate | 0.580 | 97699 |