Lasers probably make you think of colourfull lightbeams from one or other science-fictionfilm.
Nowadays lasers are frequently used in our day to day lives, even at the dentists.
Lasers give the dentist the opportunity to fix a good many of treatments which before were very hard to execute or almost impossible.
Some lasers make discoloured teeth into a radiant white smile and all this in only one hour and without any danger for your tooth enamel.
Others make it possible to operate soft tissue, like the gums, without bleeding or stitches.
De Erbium : Yaglaser makes it possible to treat caveties without anesthesia
( so that means also without the uncomfortable numb lip)
And the shrill sound of the drill is gone as well.