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Yes, its the same scale, but explosions in atmosphere distribute their energy over the surface of a sphere. Surface goes up with the square of the radius (hence the inverse square law in so many things). Here being far enough away helps, the over-pressure broke non-tempered glass of the buildings closest but not the tempered glass of the vehicles.

I've watched three shuttle re-entries (benefit of being in California when they were landing in Florida) when the shuttle entered a dense enough atmosphere to create a contrail it looked very similar to this one (although it had a glowing purple leading edge which I never did get a satisfactory explanation for).

I've tried to imagine what this sort of event would look like to someone driving, now I know. Personally I would be expecting the shock wave so I would try to find some place to pull off an avoid being directly impacted by it. I did some experiments with hydrogen and oxygen in a misspent youth (its a pretty powerful explosive at the correct mixture) and the shock wave can take your breath away.



sounds like a well spent youth to me!




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