HMS Truculent (P315) HMS Truculent (P315) HMS "Truculent" was a British submarine of the third group of the "T" class. She was built as "P315" by Vickers Armstrong, Barrow, and launched on 12 September 1942. "Truculent" was lost following a post-war accident with a Swedish oil tanker in the Thames Estuary in January 1950. "Truculent" spent much of her World War II wartime service in the Pacific Far East, except for a period in early 1943, operating in home waters. Here, she sank the German submarine U-308, which was on her first war patrol, with all hands. She also took part in Operation
History of the oil tanker typical T2 tanker of the World War II era was long and had a capacity of . A modern ultra-large crude carrier (ULCC) can be long and have a capacity of . Several factors encouraged this growth. Hostilities in the Middle East which interrupted traffic through the Suez Canal contributed, as did nationalization of Middle East oil refineries. Intense competition among shipowners also played a part. But apart from these considerations is a simple economic advantage: The larger an oil tanker is, the more cheaply it can move crude oil, and the better it can help meet growing demands for