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.
Dental abscesses. A dental abscess or gumboil is an accumulation of pus in the gums or jaw tissues surrounding a tooth. It is usually formed as a result of infection by bacteria. A common contributing cause is dental decay, which is why regular dental checkups are important.