Question

for healthy teeth we need to take food containing a)chlorine b)fluorine c)iodine d)sodium​

Answer 1

Explanation:

chlorine i thinks

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Answer 2

Answer:

fluorine

Explanation

Fluorine is effective in preventing caries by suppressing the activity of plaque and strengthening the teeth. Fluoride toothpaste exerts effects that prevent caries, such as suppressing acid production, promoting remineralization and strengthening the teeth substrate.