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.
Erupting permanent teeth cause the roots of baby teeth to be reabsorbed so that by the time they are loose there is little holding them in place besides a small amount of tissue. Baby teeth ordinarily are shed first at about age 6 when the incisors, the middle teeth in front, become loose.