User 229640

5 Key Quotes from US Airways on the Airline Industry

"have added wing widths to all long-haul 757 aircraft"

That makes no sense as written. Probably a transcription error. Given the context is fuel economy, it probably should have been "winglets", which are small extensions which curve up from the wingtips and reduce energy lost in vortexes created as air slides sideways off the end of the wing.