Apparently the fuel was dumped on the drone to blind it’s camera.
They were probably hoping it would ignite and destroy the aircraft.
Perhaps the Russian pilot was afraid it would make his jet explode.
Or he didn’t have any matches
They were probably hoping it would ignite and destroy the aircraft.
They might have been hoping to cause problems with the fuel intake in the drone engine.
This war has been one of the most "transparent" wars ever. Both sides have access to multiple satellite feeds.
Very difficult to hide equipment and masses of troops in this war.