TWINSBURG, OH (WOIO) - The workday was cut short Thursday for employees at Reserve Alloys located at 1831 Highland Road.
The Twinsburg Fire Department responded to a reported sprinkler water flow alarm at around 7:00 p.m.
When they got there employees were evacuated and heavy smoke was seen coming from the building.
According to employees a large explosion occurred and activated the sprinkler system.
The fire was contained and put out within the first 10 minutes. No one was injured.
The cause of the fire is still under investigation.