Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
fluoride in drinking water history | 0.94 | 0.2 | 5407 | 70 |
when did fluoride in water begin | 0.33 | 0.3 | 3041 | 28 |
fluoridation of drinking water history | 0.07 | 0.8 | 2584 | 64 |
when did fluoride get added to water | 1.67 | 0.4 | 6437 | 19 |
when did they add fluoride to water | 0.75 | 0.6 | 5917 | 65 |
what year was fluoride added to water | 0.28 | 0.5 | 6720 | 42 |
fluoride in our drinking water | 1.68 | 0.5 | 4817 | 40 |
history of water fluoridation | 1.51 | 0.8 | 912 | 87 |
the history of fluoride | 1.55 | 0.8 | 7888 | 83 |
when did they start fluoridating water | 0.85 | 1 | 2445 | 4 |
when was water fluoridation introduced | 1.18 | 1 | 6155 | 32 |
when was fluoride invented | 1.49 | 0.7 | 9369 | 5 |
when did water fluoridation begin | 1.42 | 0.3 | 7446 | 88 |
who started the use of fluoride | 0.12 | 0.2 | 1248 | 62 |