That is a really sobering story. At USC the lab guys were very adamant about "pull down the ventilator hood and evacuate" in the event that pretty much any didn

That is a really sobering story. At USC the lab guys were very adamant about "pull down the ventilator hood and evacuate" in the event that pretty much any didn't go as planned. People often wonder about annual or bi-annual safety training, it is for exactly for this type of situation, the goal is "don't think, just do what you were trained to do".