Dental filling is a procedure to fill the cavity of teeth. In thi sprocedure dentist will remove the dacade part of the tooth and fill it with filling materials that can be composit or amalgam. Nowadays dentisits are not prefering amalgam as it will break the teeth during the time and will not be permanent and will be dark color that is not aesthetic. Sometimes if the decaied part will grown and g oto the deep part of the tooth will need to be done channel treatment. During the channel treatment will destroy the nerve till the rooth of the tooth the will fil the empty area with filling material.