Several things: bad enamel, too much sugar, trauma-such as falling and hitting the tooth.
headaches
acids cause tooth decay u can prevent from drinking acidy drinks
A loose baby tooth that is turning gray or black is a dead tooth. A dentist can take the tooth out.
sugar is the best answer
No it does't!
an infected tooth is possible
Is is safe to swallow and digest tooth enamel? Also, what causes it to break off?
When you gag, this causes the teeth and gums to be touched by stomach acids. The acid causes the teeth enamel to wear away thus causing tooth decay.
The start of tooth decay is caused by two groups of bacteria Streptococcus Mutans and Lactobacillus.
usually overheating of the engine
Sodas, Pop drinks, etc.
a science project on that