METALLIC FILLINGS

Metal fillings have been in vogue since almost a century. They usually comprise a mixture of silver and elements like tin mercury copper and zinc. These fillings are excellent in terms of longevity and are usually used for fillings in back teeth as they can withstand strong chewing forces. Moreover, the metal fillings are a much cheaper alternative when compared to tooth coloured fillings. The basic limitation is its use in front teeth due to the unsightly metal display.