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Author Question: What is the optimal level of fluoride in water?  (Read 31 times)

leo leo

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What is the optimal level of fluoride in water?


◦ 0.1-0.6 ppm
◦ 0.7-1.2 ppm
◦ 1.5-2.0 ppm
◦ 2.5-3.2 ppm

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Marked as best answer by leo leo on May 15, 2019

patma1981

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What is the optimal level of fluoride in water?
« Reply #1 on: May 15, 2019 »
0.7-1.2 ppm

leo leo

  • Sr. Member
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  • Posts: 320
What is the optimal level of fluoride in water?
« Reply #2 on: May 15, 2019 »
Excellent

patma1981

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What is the optimal level of fluoride in water?
« Reply #3 on: May 15, 2019 »
Great! Please up vote :D

 

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