The Procera crown â Procera is a milled ceramic on the inside with a more traditional porcelain baked onto the outside. The advantage of Procera is its exceptional strength. However, the milled ceramic core is opaque white, so many cosmetic dentists feel that it isnât as natural-looking as the more translucent materials.
Origin of the Names of the Months. 1  October: Eighth month (octo, Latin for 8) in the Julian (Roman) calendar. 2  November: Ninth Roman month (novem, Latin for 9).  December: Julian (Roman) year's tenth month (decem, Latin for 10).
The word September comes from the Latin word septem, meaning seven. September used to be the seventh month of the Roman calendar prior to 153 BCE, when the first month of â¦ the year changed from Calendrius Martius (beginning on March 1), to Calendrius Januarius (beginning on January 1). 58 people found this useful.