The Dentist City Of London, Azamay has started offering you an advanced treatment that you can get while your regular dental checkups. This hygiene treatment is successfully completed in 20 minutes. During the process a mixture containing jet water, sodium carbonate and air is used for polishing and cleaning your teeth. No chemical is used in the treatment and hence you can rest assured of any kind of irritation. This treatment is effective in removing the stains that in a longer term lead to discoloration of the teeth. Stains that can be caused by smoking, coffee, red wine etc. can easily be removed with this method.