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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
The function of copper added to 2nd generation amalgam is to:
assistant
The correct answer is  Copper was added up to 4% to decrease plasticity and to increase the hardness and strength of the alloy.
Reference: Marzouk Operative dentistry, pg-106