It is of great importance that they should be kept in health.

Many persons neglect their teeth, and treat them so badly that they begin to decay at a very early age.
~12.~ The mouth and teeth should be carefully cleansed immediately on rising in the morning, and after each meal.

All particles of food should be removed from between the teeth by carefully rubbing both the inner and the outer surfaces of the teeth with a soft brush, and rinsing very thoroughly with water.

A little soap may be used in cleansing the teeth, but clear water is sufficient, if used frequently and thoroughly.

The teeth should not be used in breaking nuts or other hard substances.