Сократите,пожалуйста,для пересказа Christopher Cockerel's idea was to build a vehicle that would travel just above the surface of land or water floating on a
cushion of air. His invention started with two cans, one inside the other, and an air dryer to blow air into them. The experiment showed that air could produce enough pressure to lifta vehicle off the ground. In 1959, in the English Channel, Christopher Cockerel peresented. The first hovercraft which has been used throughout ever since for commercial and military reasons.