Tonsilloliths are calcifications within a tonsillar crypt. involve primarily the palatine tonsil caused by dystrophic calcification as a result of chronic inflammation. Tonsilloliths are very uncommon and are microscopic. Tonsillar concretions sometimes produce symptoms which include non-specific chronic halitosis. https://www.kingarte.com/product-category/food-servicecommercial-kitchen-equipmentfood-preparation-equipmentother-commercial-food-prep-industrialrestaurant-business-4/