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.
Tooth decay is the disease process that causes tooth destruction. It is caused by bacteria on the tooth surface that breaks down carbohydrates (sugars) that you eat. The breakdown products are acids that dissolve tooth structure. Left untreated the decay process can lead to toothaches, infection and tooth loss.