Dental Along with polymerisation shrinkage, one of the major disadvantages of polymethyl methacrylate as denture base resin are its poor A Biological properties B Thermal properties C Mechanical properties D Esthetic properties 💡 Explanation Along with polymerisation shrinkage, one of the major disadvantages of polymethyl methacrylate as denture base resin are its poor ✓ Correct Answer: B. Thermal properties