"Pratt & Whitney is proud to be part of the FAA's initiative to significantly reduce emissions and noise in aviation. The PurePower Geared Turbofan engine, which is meeting or exceeding specifications for fuel burn, noise and emissions, is a prime example of how our suite of technologies continues to shape the aviation industry and provide customer value. Participating in this CLEEN program will enable us to further advance the engine's technologies and deliver additional significant fuel savings and environmental benefits."
Source: Alan Epstein, vice president, Technology and Environment, Pratt & Whitney, in comments made after the the FAA has selected Pratt & Whitney to participate in a program to develop and mature advanced