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That video you posted is obviously not a natural phenominon.
It could have been a jet of gas from a severed gas pipe, but it would have to have been extermely high pressure, which is rare in gas distribution systems. Perhaps a propane tank with the valve knocked off.
Igniting a building only takes heating up a chunk of steel like a stove or refrigerator that sits next to a wall.
Non visible lasers can have a visible plasma track at night. (but that is not what the video you posted was, lasers are always straight, so their incandescent track must be nearly straight excepting for wind disturbance of the gases).
It's been studied for decades as shown in the link I provided. It is quite common: Google Image Search for fire whirl