Fluorosis is a condition due to ingestion of excessive amounts of fluor which can cause the change in tooth structure and strength. However. there is still lack of explanation on the surface structure of crystal hydroxyapatite that influences the microscopic characteristic of fluorosis enamel. Objectives: To investigate the surface structure of crystal hydroxy-apatite in fluorosis ena... https://www.earthtoyes.shop/product-category/crafty-kit-co/