A Fumarium was a smoke chamber used in Ancient Rome to enhance the flavor of wine through artificially `aging` the wine. Amphorae were placed in the chamber, which was built on top of a heated hearth, in order to impart a smoky flavor in the wine that also seemed to sharpen the acidity. The wine would sometimes come out of the fumarium with a pa..... Found on http://en.wikipedia.org/wiki/Fumarium