Creosote, the black or brown residue of combustion that collects on the internal surfaces of a chimney flue liner, is highly flammable. If allowed to Construct up, it may catch fire, creating cracks in "fireproof" brick, stone or clay flue liners and permit warmth to reach nearby wood framing along with https://chimney-cleaning-near-me16036.ampedpages.com/getting-my-gas-fireplace-service-near-me-to-work-55552214