Final answer:
Aircrews must record all aviation fuel transactions on the Air Force Technical Order (AFTO) Form 781 and place copies of fuel receipts and completed forms in the aircraft's Forms Binder for accountability.
Step-by-step explanation:
Regarding the (AFI11-253 AVPOL) question, aircrews are required to record all aviation fuel transactions on the appropriate documentation. Specifically, they must fill out and maintain the Air Force Technical Order (AFTO) Form 781, which serves as the official record for these transactions. In addition, aircrews must place copies of the fuel receipts and completed AFTO Form 781s in the aircraft's Forms Binder or an equivalent official record for future reference and accountability. This procedure ensures accurate tracking of fuel usage and accountability for aviation operations.
A complex combination of processes take place at the refinery: It starts with desalting which removes water and trace salts from crude oil to leave a hydrocarbon product for processing. Distillation follows which separates the raw materials into various streams defined by their boiling points.