Charles Stent Charles Stent Charles Stent (1807–1885) was a 19th-century English dentist notable for his advances in the field of denture making. In 1847, Edwin Truman introduced gutta-percha as a material for making dental impressions; however, this was unsatisfactory for several reasons, including its tendency to distort upon removal from the patient's mouth, and to shrink upon cooling. In 1856, Stent added several other materials to the gutta-percha, notably stearine, which markedly improved the plasticity of the material as well as its stability. He also added talc as an inert filler to give more body to the material, and red colouring. The
Angela Stent At one, Stent asked President Putin whether Russia was an energy superpower. He said that "superpower" was "a word we used during the Cold War. I have never referred to Russia as an energy superpower . But we do have greater possibilities than almost any other country in the world. If we put together Russia's energy potential in all areas, oil, gas and nuclear, our country is unquestionably the leader." In 2014, Stent was awarded the Douglas Dillon Award for excellent authorship on topics of American diplomacy by The American Academy of Diplomacy. Stent is on the advisory board of