The only course of action is immediate evacuation. The risk of remaining onboard in such circumstances far outweighs the risk of evacuating. That holds true regardless of any other factors and therefore to not evacuate in such circumstances is madness.
You are so totally wrong
deadheader,
gatbusdriver has had a go at pointing that out to you, as have I, but we obviously waste our time. Reading back over your last two posts I am now fairly convinced that you are just a troll and not worth bothering with, so I won't.