SpannersatKL
..Yes,but the engines should have been unable to run if the HP cocks were closed by the fire drill , thus still a little niggle about not much fuel should have been leaking if the engines really continued to run on the ground ,(which I doubt)
..But a bigger niggle as to was there evidence was to show the CWTs were really as dry as they should have been by then; in order to disprove any ice block misbehaviour of the CWT scavenge systems?