Author Question: For public health purposes, the level of fluoridation in public water supplies should be: a. 0.5 ... (Read 62 times)

ss2343

  • Hero Member
  • *****
  • Posts: 548
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

  • Sr. Member
  • ****
  • Posts: 360
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

For a complete list of videos, visit our video library