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
Sanchi oil tanker collision of this spill is the immediate toxic effect of it on the marine inhabitants, with less concern about deposition of condensate on sediments or polluting beaches. Sanchi oil tanker collision The Sanchi oil tanker collision occurred on 6 January 2018 when the Panamanian-flagged, Iranian-owned tanker , with a full natural-gas condensate cargo of 136,000 tonnes (960,000 barrels), sailing from Iran to South Korea, collided with the Hong Kong-flagged cargo ship off Shanghai, China. "Sanchi" caught fire shortly after the collision; after burning and drifting for over a week, it sank on 14 January. None of "Sanchi"s 32 crew members survived.