When you step into the upstairs level of the Watershed, where the second part of the Titanic Artifact Exhibition (running till March 13th) is housed, you instantly feel the change as the temperature drops, the spotlights seem to alter and even the music soundtrack makes a more dramatic shift as you are warned of an iceberg ahead. There you will learn about the brave and hard-working men, who worked in the bowels of the Titanic’s Boiler rooms, where 159 coal-fired furnaces and 29 boilers would consume 825 tons of coal per day, as engineers – known as the ‘Black Gang’…