| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ozone from air purifiers is it harmful | 1.18 | 1 | 9969 | 27 |
| is ozone in air purifiers safe | 1.62 | 0.7 | 7700 | 49 |
| problems with ozone air purifiers | 1.51 | 0.6 | 2892 | 47 |
| are air purifiers with ozone safe | 0.88 | 0.8 | 5065 | 35 |
| do air purifiers emit ozone | 0.16 | 0.6 | 5728 | 43 |
| ozone air purifier pros and cons | 0.55 | 0.2 | 6329 | 46 |
| are ozone purifiers safe | 0.94 | 0.6 | 3026 | 20 |
| ozone air purifier safety | 0.99 | 0.4 | 782 | 87 |
| ionic air purifier ozone dangers | 0.47 | 0.8 | 7452 | 9 |
| ozone generator air purifier dangers | 1.08 | 0.7 | 4507 | 94 |
| ozonator air purifier dangers | 0.11 | 0.9 | 6870 | 6 |
| side effects of ozone air purifiers | 0.96 | 0.4 | 4227 | 12 |
| are ozone air purifiers dangerous | 1.71 | 0.4 | 8898 | 85 |
| ozone air purifiers good or bad | 1.53 | 0.9 | 7700 | 34 |
| ozone air purifier side effects | 0.33 | 0.7 | 3744 | 58 |
| are ozone purifiers harmful | 1.69 | 1 | 332 | 49 |
| ozone poisoning indoor air purifiers | 1.51 | 0.5 | 2165 | 25 |
| ozone air purifiers are they safe | 1.82 | 0.9 | 4229 | 21 |
| air purifiers and ozone | 0.7 | 0.6 | 797 | 70 |
