13.  What material(s) were used to construct George Washington’s dentures?

12.  When was the National Association of Dental Laboratories (NADL) established?

24.  One should lightly grease the fittings and nuts on the tanks, lines and torches to prevent gas leaks.

7.  What body has the complete authority to make rules and laws to regulate the health professions, including defining what dentistry is and the professional working relationship between dentist and laboratory technicians?

8.  Where was the first dental school in the U.S. founded?

21.  Which of the following acids is commonly used in dental laboratories for “stripping” porcelain?

11.  What materials were used to make dentures during colonial times?

Morbid obesity refers to patients whose body weight is greater than how many pounds over their ideal weight?

23.  What group of people most likely made the dental devices found in early artifacts from many parts of the world? 

17.  When were the first dental gold inlay castings made?