Dental laboratory technology is the art, science and technology of designing and manufacturing corrective devices for and replacements of natural teeth. A dental laboratory technician communicates and collaborates with the dentist to plan, design and fabricate dental prostheses for individual patients. Find out more about becoming a dental laboratory technician on the National Association of Dental Laboratories and the American Dental Association websites. 2  Find out more about becoming a certified dental technician. 3  Find out about grant opportunities in dental laboratory technology.