Chimney 1 : (1) A structure containing passage for the conveyance of smoke or steam from a fire or engine (2) The passage through which smoke or fumes from a stove, furnace, etc. , escape
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}