Tonka (fuel) necessary for the mixture to work as desired, rather than fail catastrophically, is a function both of the ingredients' purity, and of their temperature during use. 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
Ha Ha Tonka State Park Some areas have been closed off from the public. The ruins can be seen from an observation point across from the park office. The park has 15 miles of hiking trails leading to caves, sinkholes, natural bridges, and the castle. The park also features boating, fishing, and swimming. Ha Ha Tonka State Park Ha Ha Tonka State Park is a public recreation area encompassing over on the Niangua arm of the Lake of the Ozarks, about five miles south of Camdenton, Missouri, in the United States. The state park's most notable feature is the ruins of Ha Ha Tonka, an