Plaque is the sticky film of bacteria that forms on the teeth and produces acids which dissolve the tooth enamel.
self-treatments using baking soda, ash and hydrogen peroxide provided online with no dental experience, can strip tooth enamel and cause lasting damage to the gums, experts cautioned.
An analysis of her tooth enamel suggests she ate fruit, nuts and leaves.
She used a slither of tooth enamel the size of a nail clipping to trace his origins.
Because the citric acid can erode tooth enamel, either hold off on brushing your teeth after drinking lemon water or brush your teeth before drinking it.
You need food, particularly sweet and sticky food, for the bacteria in your mouth to produce acids that will attack the tooth enamel (outer surface of the tooth).
In just one hour, plaque bacteria will start converting sugar and starch particles into harmful acids that attack the tooth enamel.
Rinse after a few minutes, because long-term exposure to the acid in the lemon can harm tooth enamel.
The developmental process of forming tooth enamel.
On the other hand, a hard-bristled brush, coupled with vigorous brushing can result in recession of the gums and the abrasion of tooth enamel and exposed root surfaces.
First, fluoride makes your tooth enamel stronger and less likely to suffer acid damage.
Scientists used to think that fluoride could harden tooth enamel, helping it retain the minerals that protect teeth from the acid produced by our oral flora.
The reason is that the acidity in food and beverages causes tooth enamel to soften, and brushing right after eating an acidic meal strips enamel from the teeth, leaving them vulnerable to cavities.
國文精選館
