This article is about fires inside smoke-dispersal chimneys. For the August 2016 wildfire in San Luis Obispo Cty., California, see
Chimney Fire.
Undesirable burning of residue deposits inside a chimney
A chimney fire is the combustion (burning) of residue deposits referred to as soot or creosote, on the inner surfaces of chimney tiles, flue liners, stove pipes, etc.