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.
The cervical cementum on the roots of teeth from TR resorption because of a protecats was thicker and more irregular than that found on the roots of teeth taken from TR-free cats. The periodontal ligament around nonankylosed - resorptive lesions was narrow and the fibers arranged vertically (rather than the normal