Ameloblastomas are the second most common odontogenic tumour (odontoma is the most common overall, but ameloblastoma is the most common lucent lesion) and account for up to one-third of such cases. They are slow-growing and tend to present in the 3rd to 5th decades of life, with no gender predilection 4.
Tin Ceilings by the Tin Man is the Tin Ceiling Company with a Heart. Tin ceilings are our only business.
For other uses, see Tin (disambiguation). Tin is a chemical element with symbol Sn (for Latin: stannum) and atomic number 50. It is a post-transition metal in group 14 of the periodic table. It is obtained chiefly from the mineral cassiterite, which contains tin dioxide, SnO2. Tin shows a chemical similarity to both of its neighbors in group 14, germanium and lead, and has two main oxidation states, +2 and the slightly more stable +4.