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,
Stanley Elroy Qua Stanley Elroy Qua Stanley Elroy Qua (August 26, 1880 – November 8, 1965) was a Justice of the Massachusetts Supreme Judicial Court from 1934 to 1956, serving as Chief Justice from 1947 to 1956 He was appointed by Governor Joseph B. Ely, and elevated to Chief Justice by Governor Robert F. Bradford. Born in Lowell, Massachusetts, Qua was the son of Francis W. Qua, a local lawyer who practiced in Lowell and served his community as City Solicitor for many years, and Alice Lelia Harder. Qua attended Lowell Public Schools, then graduated with honors from Dartmouth College in 1901, where