Crews from about a dozen area fire departments were called to a blaze Saturday afternoon at the Vantage Chemicals plant in Gurnee, IL, according to coverage in the Lake & McHenry County Scanner.

The Gurnee Fire Department sent personnel to the Porett Drive location at about 1:30 p.m. Officials told the newspaper that firefighters discovered flames in a boiler’s exhaust stacks after arriving. Crews managed to contain the flames to the stacks.

One worker who tried to douse the fire received treatment for exhaustion, LMCS said.

Vantage’s site in Gurnee manufactures products to support its Performance Materials business, which is also headquartered at the stie.