Normal fluoride level in water:
Ref: 21st edition Park, pg 577 & pg 668Explanation:The major source of fluorine to man is drinking water.In most parts of India the fluoride content of drinking water is about 0.5 mg/L.The recommended maximum limit of concentration of fluoride is 1.5 mg/litre.
2.0 mg/1
0.5 mg/1
1.5 mg/1
2.5 mg/1
Environment and Health