| from tobacco leaves | 5 | location |
| in uranium ores | 2 | location |
| polonium → be found in → tobacco | 3 |
| polonium → be found in → tobacco smoke | 3 |
| negative | neutral | positive |
| 0.309 | 0.655 | 0.035 |
| Raw frequency | 6 |
| Normalized frequency | 0.473 |
| Modifier score | 0.500 |
| Perplexity | 24.009 |