Previously, tries to fill teeth with assorted materials including wood along with other types of metals after drilling it and detaching the tooth decay were disappointing. Either the fabric could not go ahead and take tooth’s pressure or it had been way too weak to carry the filling from the dental tooth decay. Mercury, also referred to as quicksilver, was stated to become first discovered around 1500s in China. However, it had been only in the centre 1800s when its prevalent use started and has been utilized by dentists to fill dental tooth decay up to now. Nonetheless, the potential toxicity of mercury has brought to numerous advocacies against its use for dental amalgams, bringing on an upswing of mercury free dental care.