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Author Question: For public health purposes, the level of fluoridation in public water supplies should be: a. 0.5 ... (Read 213 times)

ss2343

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on: Aug 20, 2018
For public health purposes, the level of fluoridation in public water supplies should be:
 
  a. 0.5 ppm.
  b. 1.0 ppm.
  c. 2.0 ppm.
  d. 3.5 ppm.

Question 2

The mineral that enhances the ability of the tooth structure to withstand the erosive effect of bacterial acid is:
 
  a. zinc.
  b. calcium.
  c. chromium.
  d. fluoride.


Eazy416

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Reply #1 on: Aug 20, 2018
Answer to Question 1

B

Answer to Question 2

D


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ss2343

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Reply #2 on: Aug 20, 2018
Thanks


Eazy416

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Reply #3 on: Aug 20, 2018
Welcome :)


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