A billion dollars of investment later, US engine manufacturer Pratt & Whitney has begun flight testing its PurePower Geared Turbofan Engines. The new technology lowers fuel consumption, noise signature, greenhouse gas emissions and maintenance costs.

“The engine used a lot less fuel than we expected, we had to adjust the fuel load for the next flight,” Marc Kirner, Director of Flight Operations for Pratt & Whitney Canada told reporters at a recent media event in Hartford, Connecticut. Keep reading →