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Lebanon start-up Velontra developing state of the art hypersonic turbo-ramjet engine for aviation and military use daytondailynews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from daytondailynews.com Daily Mail and Mail on Sunday newspapers.
Air-breathing hypersonic powerplants are typically fighter-jet engine-sized. But Velontra has just test-run its surprisingly small Bronco hypersonic propulsion system. ....