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Fluorides in solution form are preferred over powdered form for fluoridation.

(a) True

(b) False

I have been asked this question in an internship interview.

This interesting question is from Fluoridation and Defluoridation in chapter Miscellaneous Treatment Methods of Environmental Engineering

1 Answer

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Best answer
The correct option is (b) False

The best I can explain: Fluorides in powdered form like sodium fluoride or sodium fluosilicate are toxic and must be contained in air tight containers. Hence, they are not preferred.

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