"Acetylene is really volatile and really flammable ... "Now the fire is going to slowly burn out and we are using drones in the building, we have two drones at work to have a look at the fire ...

The fuel is provided by what appears to be compressed air and acetylene but we’re not 100 ... Even if it is just randomly making literal burning rings of fire.

DNR Koochiching is among 37 counties that will face additional burnings restrictions. The Minnesota Department of Natural Resources increased restrictions on open burning Friday ...