Move over winglets, riblets are coming.
https://twitter.com/user/status/1625504018704523264
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Just 500 m2 of AeroSHARK reduced the Boeing 747-400’s fuel burn by 0.8%. With the aircraft type slated for retirement at Lufthansa in a couple years, Lufthansa Technik in 2021 began working towards an EASA AeroSHARK supplemental type certificate (STC) for the Boeing 777.
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