Qazi, F: frequency of post operative pain in recently placed

Dental amalgam is one of the oldest materials used in oral health care. It is one of the safest, durable and least expensive materials for a restoration. Although there are some concerns about mercury toxicity, it is estimated that more than 1 billion amalgam fillings are placed annually. One of its most common uses is in small-to moderate-sized posterior cavities, where moisture control is problematic and where cost is an overriding patient concern.