AMARILLO, TEXAS -- A chemical reaction, sparked a fire Wednesday night at Amarillo Artificial Brace and Limb at 713 North Taylor. Around 9:50, firefighters responded to the call, it took 28 firefighters to put the blaze out staying on scene until just before 1:30 a.m.

Fire officials said that the fire started in a closet, a chemical reaction was the heat source that sparked the blaze. Oily rags stored in the closet contributed to the fire, as it spread to the roof deck.

The roof was heavily damaged, and adjacent areas had minor smoke and water damage.

The estimated property loss was $250,000 and it's estimated that $100,000 was lost in content. No one was injured.

Fire officials said that the oil soaked rags were improperly stored and spontaneously ignited. The fire department also wants to advise, that oily rags should always be discarded in a container designed specifically for that purpose.