brush your teeth
It does not remove any decay, but it removes the source of decay (bacteria). Brushing removes plaque and bacteria which can attack your teeth causing decay.The bacteria live on food residue, especially along the gumline and between teeth. Brushing and flossing removes food and any accumulated plaque before the bacteria can damage the teeth and gums.
Cavities are caused by the build up of plaque on your teeth. The plaque causes your teeth to decay which in turn blackens the tooth and causes pain in it.
because the less plaque on your teeth means less bacteria and less bacteria using the sugar on your teeth means less acid causing tooth decay
The answer is Calcium.
flouride
Brushing and flossing remove plaque that lead to tooth decay and gum irritations. Brushing with a fluoride toothpaste also helps protect your teech from decay and can keep them from discoloring. Why? Plaque is a film of biological organism made up almost completely of bacteria, including Streptococcus. This film of bacteria slowly starts to build layers on your teeth creating acid that causes decay and gum irritations unless removed. The buildup of plaque on your teeth can also have a visible effect on your smile because the buildup of plaque hardens into tartar. Tartar can be dyed bywhat we eat and drink as well as by habits like smoking. This results in yellowing or even brown teeth.
Chemical change
No, they do the opposite by encouraging gum disease and tooth decay.
Fluoride
dentalprophy''laxis''
Two words: Dental Floss.
Because decay is caused by plaque acid build up on the teeth. An acid substance combined with an alkaline produces a neutral result.