When Mad Max: Fury Road was released we expected to see car chases across the desert, exlosions galore and CGI effects to keep us on the edge of our seats.

"Airplanes are pressurised cylinders zooming through the air 10km above the ground", begins this cheerful video, setting a panic-inducing tone for how airplanes are made.

No, they're not aerial photographs - they're pen-and-paper drawings.