Have a google then and see if that fuel gets pumped out maybe on the grounds of safety and if it had to turn back for a fault then I am sure they would remove the fuel.Nonsense. Some planes fill up and don’t take off for what ever reason.
Show us where you got the 20% infoOther aircraft can have up to 20% of their fuel still on board.
Planes dont like landing with loads of fuel on board so the circle for hours burning it off.
If it turned back for an ill passenger then it would still take off later.Some have to turn back etc. How do they remove the contaminated fuel on con days?
And in any case why would they need to take it off on a non Chem day - just because it is not an "official" chem day its would just be a lone chem. You do realise that you have jut put forward a reason why some chem and some dont
