📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!


    Question

    What is the recommended fluoride concentration in

    drinking water to protect teeth against decay?
    A 5 ppm Correct Answer Incorrect Answer
    B 10 ppm Correct Answer Incorrect Answer
    C 1 ppm Correct Answer Incorrect Answer
    D 20 ppm Correct Answer Incorrect Answer

    Solution

    The recommended fluoride concentration in drinking water to protect teeth against decay is approximately 1 ppm, as it falls within agreed safety limits.

    Practice Next
    ask-question