13K views · 645 reactions | Today is the anniversary of the RAF's first jet engine, designed and developed by Frank Whittle. In the 80 years since his invention things have come a long way and the jet now propels the majority of the RAF's aircraft. In this Tech Talk from Royal Air Force Cosford we see how the jet engine works, and how the "afterburner" or "reheat" system made famous by various Hollywood movies works. | Royal Air Force | Facebook