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,
Kingdom of Bonny sacred deity of the kingdom. The tension between the Manilla Pepple and Annie Pepple houses revived. In 1869 a major battle between the two factions led to Ja-Ja founding a new state at Opobo, further inland, taking some of the palm oil trade away from Bonny. Bonny had previously been on reasonably good terms with the Kalabari Kingdom, a trading state on the New Calabar and Imo rivers. With the loss of trade to Opobo, Bonny began pushing up rivers traditionally controlled by Kalabari, causing a series of armed clashes. Bonny was at times assisted by the Nembe Kingdom to