Human tooth be categorized according to whether they have environmental or developmental causes. While environmental abnormalities may appear to have an obvious cause, there may not appear to be any known cause for some developmental abnormalities. Environmental forces may affect teeth during development, destroy tooth structure after development, discolor teeth at any stage of development, or alter the course of tooth eruption. Developmental abnormalities most commonly affect the number, size, shape, and structure of teeth. Tooth abnormalities caused by environmental factors during tooth development have long-lasting effects. Enamel and dentin do not regenerate after they mineralize initially. Enamel hypoplasia is a condition
Outermost Radio of expression alive and in the process, give us an unflinching look into their personal lives. "Outermost Radio" features a live performance from The Blind Boys of Alabama. "Outermost Radio" was selected by the 2015 Provincetown International Film Festival where Chebot won the John Schlesinger Award. The film was also selected in 2015 by the Kansas International Film Festival, the St. Louis International Film Festival, and the Hamptons Take 2 Documentary Film Festival. In 2016, "Outermost Radio" continued its festival tour at Idyllwild International Festival of Cinema in Idyllwild, CA, where the film won Best Director honors, and in February