You see a distilling machine.
Location
Liberty Bay, three can be found here and one here. Nine are located in The Cave (here), seven are found on Nargor (here), two can be seen in the Gardens of Night (here), one is encountered at the Corym Black Market (here), and there is one in Diseased Fred's den. Four are also found in every Cake Extraction Machine. North of Smuggler's Den behind a locked door.
Notes
When activated after putting in some Sugar Cane, Rum will pour out for approximately 10 seconds. Many containers can be filled with one bundle of cane.