Dental calculus is caused by a buildup of bacterial plaque, that forms when you eat. The sugars and carbohydrates in food cause the bacteria in your mouth to supply an acid that attacks your teeth.
You may not be able to see dental plaque, however you'll be able to feel it -- it creates a pasty film that not only leaves a bad style in your mouth, but also causes many dental problems!
Calculus, or tartar, is a hard calcified material. It is formed on teeth by a buildup of the minerals in saliva mixed with the bacteria of dental plaque. While it will type anyplace on the teeth, it is most common where saliva enters the mouth.
Consequently, it can usually be seen on the outer surface of the upper molar teeth and the inner surfaces of the lower front teeth. Almost everyone has a point of plaque gift on their teeth.
However, once calculus has shaped, you'll be able to not take away it reception. It can only be removed by a practiced dental professional.