The petroleum industry in Nigeria is the largest on the African continent. As of 2014, Nigeria’s petroleum industry contributes about 14% to its economy. Therefore, though the petroleum sector is important, it remains in fact a small part of the country’s overall diversified economy.
Crude oil from the delta basin comes in two types: light, and comparatively heavy, around 36 gravity and the heavier, 20-25 gravity. Both types are paraffinic and low in sulfur.