Petroleum industry in Nigeria to transport the crude oil. Also because of the lack of highly productive fields, money from the jointly operated (with the federal government) companies is constantly directed towards petroleum exploration and production. Nigeria's petroleum is classified mostly as "light" and "sweet", as the oil is largely free of sulphur. Nigeria is the largest producer of sweet oil in OPEC. This sweet oil is similar in composition to petroleum extracted from the North Sea. This crude oil is known as "Bonny light". Names of other Nigerian crudes, all of which are named according to export terminal, are Qua Ibo, Escravos blend,
Brass River the Nembe king William Koko led a dawn attack of more than a thousand warriors on the company's headquarters at Akassa, which triggered a retaliatory raid that destroyed the kingdom's inland capital of Nembe. The British already had a consulate in Twon-Brass, from which after the fall of Koko they administered the area. Brass River The Brass River is one of the branches of the Nun River, which in turn is a branch of the Niger River, in the Niger Delta in Nigeria. In the 19th century the river was an important trading route, first for slaves and later for