Duchy of Massa and Carrara 1851, thanks to the English engineer and tycoon William Walton. In 1846 the Count Francesco del Medico proposed to the Duke Francis V the construction of the Marble Railway of Carrara, to link the marble quarries to the sea and thereby facilitating the transport of blocks to the areas for sorting, loading, and shipping. This project was also suspended for lack of funds. The Marble Railway was finally built after the Italian unification (1871–1890). In the last years of the duchy, an increasing number of clashes was seen between the liberals and the ducal government, especially in Carrara. The territory
Cassava production in the Democratic Republic of the Congo into a dough is known as "fou-fou". The country is also the leading consumer of the cassava leaves as a vegetable as the leaves are rich in proteins, calcium, vitamin A and Vitamin C. Cassava products manufactured and used in DRC include bakery products using unfermented flour, pulp and wafers, and industrial products such as starch, alcohol and biofuel. Cassava production is possible on more than 50 percent of the DRC's land area. According to an FAO estimate of 2000, the cassava production from an area of 2 million ha amounted to 16.5 million tons. The southern region accounted for