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.
Fig 3. Tooth resorption affecting a mandibular premolar tooth in a cat. Tooth Resorption. Feline tooth resorption typically originates in the cementum, may progress into root dentin, and then either progress through the root, into the crown, or both.