>>974802

• Do fires normally break windows?

• "“You could smell the smoke and you could hear things falling like through the vents,” he said. “It just smelled like sulfur.” ???

This doesn't sound like a normal building fire. People describe it like they thought the building was going to collapse.

>>975095

I'm probably latching onto something irrelevant, but there's this:

http:// doctorfire.com/GlassBreak.pdf