Manufacture of Local Dental Porcelain from Mesopotamian Rocks and Evaluation of Adding Na2CO3 in Different Proportions on Its Physical and Mechanical Properties. JMSTH [Internet]. 2025 Dec. 1 [cited 2026 May 23];2(1):35-42. Available from: https://jmsth.bauc14.edu.iq/index.php/jmsth/article/view/37