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,
Nine Types of Light Nine Types of Light Nine Types of Light is the fourth studio album by American art rock band TV on the Radio, released on April 11, 2011 through Interscope Records. The album's lead single "Will Do" was released on February 23, 2011. Its closing track, "Caffeinated Consciousness", was made available on the band's website as a free download on March 10, 2011. "Nine Types of Light" was very well received by critics and has a "Universal Acclaim" rating of 82 at review aggregating website Metacritic. It is the final TV on the Radio album to feature bassist Gerard Smith, who