Impression materials and techniques used in fixed prosthodontics: A questionnaire-based survey to evaluate the knowledge and practice of dental students in Riyadh city.

Introduction: Among the several materials and techniques being used in fixed prosthodontics, impression materials and techniques were the major focus of this study. These materials are available in the market to be used by dental practitioners. However, their choice depends on certain factors, which include their properties, advantages, disadvantages, and cost.