Tonka (fuel) Tonka (fuel) Tonka (also TONKA-250 and R-Stoff) is the name given to a German-designed rocket propellant first used in the Wasserfall missile; it has also more recently been used by North Korea but found its greatest applications (under the name TG-02) in the Soviet Union, for example, in the propulsion projects of the A.M. Isayev Chemical Engineering Design Bureau. Its name is a reference to the tonka bean; as it was invented during the Second World War, it has no connection to the similarly named toys. Its composition is approximately 50% triethylamine and 50% xylidine, with the most common oxidizer
American Chinese cuisine neighborhoods, under strict rabbinical supervision as a prerequisite for Kosher certification. Senator Charles Schumer from New York is frequently seen at Hunan Dynasty in Washington, D.C. Since the early 1990s, many American Chinese restaurants influenced by California cuisine have opened in the San Francisco Bay Area. The trademark dishes of American Chinese cuisine remain on the menu, but there is more emphasis on fresh vegetables, and the selection is vegetarian-friendly. This new cuisine has exotic ingredients like mangos and portobello mushrooms. Brown rice is often offered as an alternative to white rice. Some restaurants substitute grilled wheat flour tortillas for