Double-hulled tanker Double-hulled tanker A double-hulled tanker refers to an oil tanker which has a double hull. They reduce the likelihood of leaks occurring than in single-hulled tankers, and their ability to prevent or reduce oil spills led to double hulls being standardized for oil tankers and other types of ships including by the International Convention for the Prevention of Pollution from Ships or MARPOL Convention. After the Exxon Valdez oil spill disaster in Alaska in 1989, the US Government required all new oil tankers built for use between US ports to be equipped with a full double hull. A number of
Exxon Exxon to continue using it outside the U.S. Esso is the only widely used Standard Oil descendant brand left in existence. Others, such as Chevron, maintain a few Standard-branded stations in specific states in order to retain their trademarks and prevent others from using them. Under the guidance of its paid consultants at Boston Consulting Group, Exxon announced in the 1970s that it would compete against IBM and Xerox. The mantra was ‘Information Is the Oil of the 21st Century’. It launched Exxon Office Systems, which predictably failed, since "the giant oil company failed to fully realize the subtleties of