We at Dr.Anil Da Silvas Dental Clinics have followed up over a 1000 fillings over the last decade or so and come to a conclusion that Composite restorations are durable and have the added advantage of being Mercury free.
It is placed into the cavity in layers until the tooth is restored to its original form. An ultraviolet light is used to harden it, and it can be chewed on immediately after it has been completed. This is an advantage it has over amalgam
Composite resin is a plastic tooth-colored material that is used as a filling.