Olympic-class ocean liner of 29 coal-fired steam boilers in six compartments. However, "Olympic"s boilers were adapted for firing by oil at the end of the First World War, which reduced the number of engine crew required from 350 to 60. The "Olympic"-class ships were long, displacing normally (their draft at this displacement being ), and their tonnage was around 45-46,000 GRT. "Olympic" became the largest ship in the world when it was completed in May, 1911 before losing the title to its sister "Titanic" when she was completed in April, 1912. After the loss of "Titanic" the third sister ship "Britannic" claimed the
Ice hockey at the Olympic Games included. The IIHF considers the 1920 tournament to be the first Ice Hockey World Championship. From then on, the two events occurred concurrently, and every Olympic tournament until 1968 is counted as the World Championship. The Olympic Games were originally intended for amateur athletes, so the players of the National Hockey League (NHL) and other professional leagues were not allowed to play. The first Winter Olympic Games were held in 1924 in Chamonix, France. Chapter 1, article 6, of the 2007 edition of the Olympic Charter defines winter sports as "sports which are practised on snow or ice". Ice hockey