Consider the following materials:
- Agricultural residues
- Corn grain
- Wastewater treatment sludge
- Wood mill waste
Which of the above can be used as feedstock for producing Sustainable Aviation Fuel?
(a) 1 and 2 only
(b) 3 and 4 only
(c) 1, 2, 3 and 4
(d) 1, 3 and 4 only
Correct Answer: (c) 1, 2, 3 and 4
Explanation:
All the listed materials—agricultural residues, corn grain, wastewater treatment sludge, and wood mill waste—can be used as feedstock for producing Sustainable Aviation Fuel (SAF).
Possible Sources: References on biofuels and sustainable aviation fuel production.
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