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The moderator tank also acts as a large heat sink that provides an additional safety feature. In a conventional pressurized water reactor, refuelling the system requires to shut down the core and to open the pressure vessel. In CANDU, only the single tube being refuelled needs to be depressurized.
SS United States is a retired ocean liner built during 1950 and 1951 for United States Lines.She is the largest ocean liner constructed entirely in the United States and the fastest ocean liner to cross the Atlantic in either direction, retaining the Blue Riband for the highest average speed since her maiden voyage in 1952, a title she still holds.
The Mark 32 can fire 12.75-inch (324 mm) torpedoes of the Mark 44, Mark 46, Mark 50 (from the Mod 17 tubes onwards), [3][4] and Mark 54 [citation needed] designs, and can be modified to use other torpedoes (such as the MU90 Impact aboard Royal Australian Navy frigates, or Royal Navy units using Sting Ray torpedoes). [5][6] The tubes are ...
Two weeks of public testimony concluded Friday in the U.S. Coast Guard's investigation to establish what caused the Titan submersible to implode during a deep ocean dive last year.
MS Costa Concordia in Palma, Majorca, in 2011. Costa Concordia (call sign: IBHD, IMO number: 9320544, MMSI number: 247158500), with 3,206 passengers and 1,023 crew members on board, [1] was sailing off Isola del Giglio on the night of 13 January 2012, having begun a planned seven-day cruise from Civitavecchia, Lazio, Italy, to Savona and five other ports. [2]
Lusitania had 48 lifeboats, more than enough for all the crew and passengers, but only 6 were successfully lowered, all from the starboard side. Lifeboat 1 overturned as it was being lowered, spilling its original occupants into the sea, but it managed to right itself shortly afterwards and was later filled with people from in the water.