The MOBEX was conducted to rehearse this operation procedure. Commander Song Hwan Yun, 32nd KSC Company, KSC, said, Although these are annual exercises and we perform them every year, the exercises this year, especially the MOBEX, were executed with a contingency or wartime situation in mind.
It is very unfortunate when there are black rims around porcelain crowns and porcelain veneers. This should NOT happen! The black stain around the rim of the crown or porcelain veneers is contamination. The bonding technique was a failure as there was something that was not completed thoroughly. In all fairness to the dentist, it is very difficult to bond porcelain crowns and porcelain veneers at the gum line.
The ATB teeth on this type of blade cut the corners of the kerf, leaving the center of the bottom of the kerf for the FTG tooth. In these cases, the FTG tooth is referred to as a âraker.â Itâs not only cleans out the bottom of the cut, but also removes any sawdust left by the ATB teeth. With many ATBR saw blades, the gullet behind the FTG tooth is larger, giving the appearance of having a missing tooth on the saw blade. Some ATBR blades have the corners of the FTG teeth relieved or chamfered.