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
Vanilla production in French Polynesia influenced by several factors and has declined from a high of 200 tons to a 2013 yield of 60 tons. The largest concentration of the vanilla variety "Vanilla tahitensis" (Tahitian vanilla) is situated in the Society Islands. The island of Taha'a, known as the "Vanilla Island" because of its pervasive aroma of vanilla, produces about 80% of all French Polynesia's vanilla. "Vanilla tahitensis" (Tahitian vanilla), which is a cross-strain of "Vanilla planifola" (Mexican vanilla and Bourbon vanilla) and "Vanilla odorata" (Inflated Vanilla), is produced in French Polynesia, especially in Tahiti, and also Hawaii. Its pods have fewer seeds than "Vanilla