dental hygiene

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Across
  1. 2. tarter
  2. 4. a band that adapts to the surface of the tooth
  3. 7. white blood cells
  4. 8. chelating agents with low toxicity
  5. 9. Mineralized "hardened" dental biofilm
Down
  1. 1. a place where bacteria, parasites, or other disease-causing agents can develop and lodge.
  2. 3. without crystalline structure
  3. 5. an organism able to live and reproduce only in the presence of free oxygen
  4. 6. a main constituent of bone and tooth structure