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  2. Crown (dental restoration) - Wikipedia

    en.wikipedia.org/wiki/Crown_(dental_restoration)

    The "graded" zirconia crown has a darker cervical area consisting of tetragonal zirconia, a main tooth color in the buccal area, and a translucent incisal edge consisting of cubic zirconia. The only thing a dental technician has to do is to use the proper height of the zirconia block so that the crown fits in all the different color zones.

  3. Pediatric crowns - Wikipedia

    en.wikipedia.org/wiki/Pediatric_crowns

    Pediatric zirconia ceramic crowns are made of zirconium oxide stabilized with yttrium oxide. These are highly durable and are used for restoring both primary anterior and posterior teeth . [ 7 ] They have been in use for children since 2010.

  4. Dental porcelain - Wikipedia

    en.wikipedia.org/wiki/Dental_porcelain

    Dental porcelain (also known as dental ceramic) is a dental material used by dental technicians to create biocompatible lifelike dental restorations, such as crowns, bridges, and veneers. Evidence suggests they are an effective material as they are biocompatible , aesthetic , insoluble and have a hardness of 7 on the Mohs scale .

  5. Dental implant - Wikipedia

    en.wikipedia.org/wiki/Dental_implant

    The porcelain on crowns should be expected to discolour, fracture or require repair approximately every ten years, although there is significant variation in the service life of dental crowns based on the position in the mouth, the forces being applied from opposing teeth and the restoration material. Where implants are used to retain a ...

  6. Zirconium dioxide - Wikipedia

    en.wikipedia.org/wiki/Zirconium_dioxide

    Zirconium dioxide (ZrO 2), sometimes known as zirconia (not to be confused with zirconium silicate or zircon), is a white crystalline oxide of zirconium.Its most naturally occurring form, with a monoclinic crystalline structure, is the mineral baddeleyite.

  7. The Style of Egg Experts Say You Shouldn't Be Eating Right Now

    www.aol.com/lifestyle/style-egg-experts-shouldnt...

    The 66 best winter soups to warm you up all season long. News. News. CNN. 11 deaths reported in listeria outbreak linked with supplemental shakes. News. Associated Press.

  8. Dental restoration - Wikipedia

    en.wikipedia.org/wiki/Dental_restoration

    Full-porcelain dental materials include dental porcelain (porcelain meaning a high-firing-temperature ceramic), other ceramics, sintered-glass materials, and glass-ceramics as indirect fillings and crowns or metal-free "jacket crowns". They are also used as inlays, onlays, and aesthetic veneers. A veneer is a very thin shell of porcelain that ...

  9. When will Trump end taxes on tips, OT and Social Security ...

    www.aol.com/news/trump-end-taxes-tips-ot...

    White House press secretary Karoline Leavitt says President Trump wants the elimination of taxes on tips, overtime and Social Security to be included in a looming budget reconciliation bill.