***d. Do not go to a doorway as a place of safety – injury can occur due to doors swinging. ***
Say what? In the past we were taught a doorway was good because of the framing and joists around it could prevent falling ceiling debris from crushing you! Now it’s bad?
It’s been bad for a while now. More than a decade ago, was a “floor warden” in a skyscraper office building. Trainers back then had already come to the conclusion that getting pummeled by the door made the relative security of the framing not worth the trouble.