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2. Dental impression - Wikipedia

   en.wikipedia.org/wiki/Dental_impression

   An impression body, made from alginate impression material. A custom dental model or plaster cast. A dental impression is a negative imprint of hard and soft tissues in the mouth from which a positive reproduction, such as a cast or model, can be formed. It is made by placing an appropriate material in a dental impression tray which is designed ...

3. Polysulfide - Wikipedia

   en.wikipedia.org/wiki/Polysulfide

   Lenthionine is an organic polysulfide found in shiitake mushrooms. In commerce, the term "polysulfide" usually refers to a class of polymers with alternating chains of several sulfur atoms and hydrocarbons. They have the formula R 1 S n R 2. In this formula n indicates the number of sulfur atoms (or "rank").

4. Polyvinyl siloxane - Wikipedia

   en.wikipedia.org/wiki/Polyvinyl_siloxane

   It is also used in other contexts where an impression similar to a dental impression is needed, such as in audiology (to take ear impressions for fitting custom hearing protection or hearing aids [2]) or in industrial applications (such as to aid in the inspection of interior features of machined parts, for example, internal grooves inside ...

5. Inlays and onlays - Wikipedia

   en.wikipedia.org/wiki/Inlays_and_onlays

   The use of gold as a restorative material for the production of inlays and onlays is fading due to the increase in usage of more aesthetically pleasing tooth coloured materials. Gold has many advantages as a restorative material, including high strength and ductility, making it ideal to withstand the masticatory forces put upon the teeth.

6. Dental material - Wikipedia

   en.wikipedia.org/wiki/Dental_material

   Impression materials are designed to be liquid or semi-solid when first mixed, then set hard in a few minutes, leaving imprints of oral structures. Common dental impression materials include sodium alginate, polyether and silicones. Historically, plaster of Paris, zinc oxide eugenol and agar were used.

7. Bite registration - Wikipedia

   en.wikipedia.org/wiki/Bite_registration

   A dental impression of a section of teeth which records the bite, which can be used to replicate how the teeth bite together. Bite registration is a technique carried out in dental procedures, where an impression is taken of the teeth while biting together, to capture the way they meet together in a bite.