“The microparticles in the air will be the fuel, the oxygen and heat generating those 3 elements of fire.”
Not much fuel, not much fire!
Fire is a tricky beast. It’s enough fuel to enable the fire to reach the next target with PLENTY of fuel.
What I’m trying to determine is the diameter of damage. Does 100 million degrees correlate to a 10 mile diameter? 100 milw diameter?