Which one is the reason for causing fluorosis disease?
A) Drinking water containing below 1 ppm of fluoride
B) Drinking water containing above 1 ppm of fluoride
C) Drinking water containing above 250 ppm of hardness
D) Drinking water containing above 100 ppm of chloride
hey,can you please answer this fast
Answers
Answered by
1
Answer:
A) Drinking water containing below 1ppm of fluoride
Explanation:
hope the answer help you
Answered by
1
Answer:
A) Drinking water containing below 1 ppm of fluoride
Explanation:
I hope it will help you
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