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
Spice trade cultural customs were borrowed by Southeast Asia from India, and later China. Knowledge of Portuguese language became essential for merchants involved in the trade. Colonial pepper trade drastically changed the experience of modernity in Europe and in Kerala and it brought, along with colonialism, early capitalism to India's Malabar Coast, changing cultures of work and caste. Indian merchants involved in spice trade took Indian cuisine to Southeast Asia, notably present day Malaysia and Indonesia, where spice mixtures and curries became popular. European people intermarried with the Indians, and popularized valuable culinary skills, such as baking, in India. The Portuguese also