https://www.bbc.com/news/av/uk-england-54341378
A jet suit for paramedics has been tested by the Great North Air Ambulance Service (GNAAS) in the Lake District.
It comes after a year of talks between GNAAS and Gravity Industries.
Andy Mawson, GNAAS director of operations, said users do not need to be travelling that fast to cover large areas of terrain, compared with someone on foot.