HMHS Britannic filming the wreck for National Geographic. In 2012, on an expedition organised by Alexander Sotiriou and Paul Lijnen, divers using rebreathers successfully installed and recovered scientific equipment used for environmental purposes, to determine how fast bacteria are eating "Britannic"s iron compared to "Titanic". Having her career cut short in wartime, having never entered commercial service, and having had few victims, "Britannic" did not experience the enthusiasm aroused upon the mention of her name, unlike that of her sister ship "Titanic". After having been long ignored by the public, she finally gained fame when her wreck was discovered. Her name was
Sister ship Sister ship A sister ship is a ship of the same class or of virtually identical design to another ship. Such vessels share a nearly identical hull and superstructure layout, similar size, and roughly comparable features and equipment. They often share a common naming theme, either being named after the same type of thing (places, constellations, monarchs) or with some kind of alliteration. Often, sisters become more differentiated during their service as their equipment (in the case of naval vessels, their armament) are separately altered. For instance, the U.S. warships , , , and are all sister ships, each being