Standard for 100 percent Drop-in SAF Likely Two Years Away
Approval of a drop-in fuel standard will predate by several years approval of a separate initiative to develop a non-drop-in standard for 100 percent SAF.
A United Airlines Boeing 737 Max 8 flew a demonstration flight in December using 100 percent drop-in SAF in one engine while carrying 100 passengers between Chicago and Washington, D.C.
