translucency and opacity of tooth enamel following a direct demineralization process.
Materials and Methods: This experimental in vitro study evaluated 45 thirds (cervical, middle,
and occlusal) of the tooth enamel surface of premolar teeth extracted from young adults
divided into three groups of 15 specimens each: Group 1 (solution based on calcium,
phosphorus, and fluorine), Group 2 (orthophosphoric acid 37%), and control group (distilled …