I am a CDT (Certified Dental Technician) with over thirty years experience in Dental ceramics. I am President of Selser Dental Lab., Inc., a ceramic Dental... I am a CDT (Certified Dental Technician) with over thirty years experience in Dental ceramics. I am President of Selser Dental Lab., Inc., a ceramic Dental lab specializing in Cosmetic dentistry, CAD/CAM restorations, and Implant restorations.