Trump, in a pointed demonstration about ... the planes provided by Boeing had never been used for commercial flights. This is a flaw often found in the 747-8 model, according to the FAA.

LONDON, England (CNN)-- The world's first biofuel-powered commercial aircraft touched down in Amsterdam on Sunday following a demonstration ... The Virgin Atlantic Boeing 747 flight was part ...

The Boeing 747 Pan Am flight from ... we can extrapolate that the fuel efficiency of this model is 0.117 mpg or 0.050 kpg. Next up, let's look at the 747-800 passenger variant.