Jet: atozchallenge

By which I mean he jet engine, a great British invention that had a profound effect on all our lives, transforming travel and airborne warfare in ways that WWII flyers like my father could never have imagined. I was still a child when the first jet airliner, the De Haviland Comet, flew for the first time and, shortly afterwards, flew into trouble. Investigation of the causes of several disasters involving the Comet revealed the phenomenon of fatigue cracking of metal. Take one of those paper clips that litter your desk and twist it backwards and forwards several times. See how … Continue reading Jet: atozchallenge