#water
#test
#engineer
#amazing
#air
#channel
#university
#isaac
#design
#skirt
#inventor
#english
#crossing
#theory
#designer
#sir
#famous
#machine
#british
#Fan
#Boat
#great
#marine
#flight
#John
#study
#Christopher
#complex
#craft
#flying
#Hovercraft
#challenge
#career
#technology
#land
#Engineering
#experiment
#invention
#Aircraft
#Speed
#Greatest
#idea
#sydney
#Hybrid
#cambridge
#mechanical
#vehicle
#vessel
#Prototype
#cushion
#Friction
#Mechanism
#Principle
#Saucer
#lubricant
#acv
#patent
#extraordinary
#Hypothesis
#cockerel
#thornycroft
#respected