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.
There are a number of factors that can cause your gums to recede, including: Periodontal diseases. These are bacterial gum infections that destroy gum tissue and supporting bone that hold your teeth in place. Gum disease is the main cause of gum recession. Your genes. Some people may be more susceptible to gum disease. In fact, studies show that 30% of the population may be predisposed to gum disease, regardless of how well they care for their teeth. Aggressive tooth brushing.