City of Hickory issued the following announcement on September 03.
At 1:28 p.m. today, Hickory firefighters were dispatched to a vehicle fire at James Oxygen at 30 Highway 321 NW Hickory. The initial call brought two engines, one ladder, and one battalion chief. On arrival minutes later, the first engine company reported smoke visible from the outside of the building and reported multiple explosions. Additional units from the agencies listed below are on the scene assisting with the incident. As of 3:00 p.m., the fire is out and firefighters are taking measures to ensure no additional fires occur.
One person (an employee) has been transported to a local hospital. Cause of the incident and damage estimates are not available at this time.
Additional units assisting Hickory Fire Department are:
Mountain View Fire
Long View Fire
Hickory Police
Catawba EMS
Catawba County Hazardous Materials team
Original source can be found here.