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This is a list of chewing gum brands in the world. Chewing gum is a type of gum made for chewing, and dates back at least 5,000 years. Modern chewing gum was originally made of chicle, a natural latex. By the 1960s, chicle was replaced by butadiene-based synthetic rubber which is cheaper to manufacture. Most chewing gums are considered polymers ...
Classification. An internationally agreed classification formulated at the World Workshop in Clinical Periodontics in 1989 divided periodontal diseases into 5 groups: adult periodontitis, early-onset periodontitis, periodontitis associated with systemic disease, necrotizing ulcerative periodontitis and refractory periodontitis. [ 1] In 1993 at ...
A mathematical constant is a key number whose value is fixed by an unambiguous definition, often referred to by a symbol (e.g., an alphabet letter), or by mathematicians' names to facilitate using it across multiple mathematical problems. [1]
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Canadian Open Mathematics Challenge — Canada's premier national mathematics competition open to any student with an interest in and grasp of high school math and organised by Canadian Mathematical Society; Canadian Mathematical Olympiad — competition whose top performers represent Canada at the International Mathematical Olympiad
Specialty. Dentistry. Pericoronitis is inflammation of the soft tissues surrounding the crown of a partially erupted tooth, [ 1] including the gingiva (gums) and the dental follicle. [ 2] The soft tissue covering a partially erupted tooth is known as an operculum, an area which can be difficult to access with normal oral hygiene methods.
Food science. As a food additive, gellan gum was first approved for food use in Japan (1988). Gellan gum has subsequently been approved for food, non-food, cosmetic and pharmaceutical uses by many other countries such as US, Canada, China, Korea and the European Union etc. It is widely used as a thickener, emulsifier, and stabilizer.
Volume 101 of One Piece, released in Japan by Shueisha on December 3, 2021. One Piece is a Japanese manga series written and illustrated by Eiichiro Oda which has been translated into various languages and spawned a substantial media franchise, including animated and live action television series, films, video games, and associated music and merchandise.