1 (e) Hermetically sealed foods are to have been processed in commercial food processing establishments meeting requirements of section 14-1.21 of this Subpart. 2  The use of home-canned foods in food service establishments is prohibited.
What causes tooth root resorption? A: A study on external root resorption in the journal Schweiz Monatsschr Zahnmed states that trauma, periodontitis, orthodontic treatment, internal bleaching, cysts, tumors or stimuli from a necrotic dental pulp may cause tooth root resorption.
Receding gums. Receding gums, where more of the lower part of teeth becomes exposed, can be a sign of gum disease. Left untreated, the supporting tissue and bone structures of the teeth can be damaged, and teeth may be lost. Gum recession is a common dental problem. These are bacterial gum infections that destroy gum tissue and supporting bone that hold your teeth in place. 2  Gum disease is the main cause of gum recession. 3  Your genes. 4  Some people may be more susceptible to gum disease.