system
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 contraction of gold alloys on solidifying is
approximately:
assistant
The correct answer is  All alloys shrink when they change from liquid to solid. The casting shrinkage in gold alloys is less (1.25 to 1.65%) when compared to base metal alloys.
Mannapalli 3 ed page no 276