Oklahoma City firefighters responded to a commercial fire Sunday in southeast Oklahoma City. 

The fire occurred at Precision Anodizing located in the 800 block of SE 82nd St. 

Arriving crews reported heavy flames and smoke.

Firefighters warned of possible dangerous chemicals in the smoke, and took extra precautions to keep people away from the building. 

No injuries were reported. 

The cause of the fire is unknown at this time.