| tobacco | 0.29 |
| enter the body | 0.39 |
| employ a heating element | 0.31 |
| induce sox2 | 0.29 |
| provide both a stimulant | 0.25 |
| provide depressant effe… | 0.25 |
| reach peak levels | 0.16 |
| pharmacologic effects | 0.34 |
| product | 0.23 |
| stimulant | 0.39 |
| the substance | 0.31 |
| drug | 0.25 |
| absorbed | 0.36 |
| absorbed into the blood… | 0.30 |
| used as insecticide | 0.29 |
| extracted | 0.29 |
| removed | 0.25 |