Has there ever been a case of a non-trivial fuel spill from an airport refueler truck? Ever?
I don't know.

The answer is no. There has never been such a spill. Ever.

Jose
--
Quantum Mechanics is like this: God =does= play dice with the universe,
except there's no God, and there's no dice. And maybe there's no universe.
for Email, make the obvious change in the address.