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A comment on United flies passenger flight on sustainable aviation fuel supplying one engine. Parent comment

Re:United flies passenger flight on sustainable aviation fue... by zucker42 on Thursday January 27, 2022 @09:57PM (#30110221)
So the FAA should change the regulation on the maximum concentration of SAF?
[ Parent | on HN ]
Re:United flies passenger flight on sustainable aviation fue... by blankley on Thursday January 27, 2022 @11:10PM (#30110623)
I am not sure the GP caught the article's statement that the regulatory cap on SAF is 50%, and that as a result this is arguably the most aggressive test UA could have run.
[ Parent | on HN ]