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The first hint to crack the puzzle "Chemical used in water to strengthen teeth" is:

It is a word which contains 8 letters

        

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The second hint to crack the puzzle "Chemical used in water to strengthen teeth" is:

It starts with letter f

f        

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The third hint to crack the puzzle "Chemical used in water to strengthen teeth" is:

It ends with letter e

f        e

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Looking for extra hints for the puzzle "Chemical used in water to strengthen teeth"
f        e
Click on any empty tile to reveal a letter

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The answer for the puzzle "Chemical used in water to strengthen teeth" is:
f l u o r i d e

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