CHAPTER 8
ANSWERS TO REVIEW QUESTIONS
A8-1. Fifty feet
A8-2. False
A8-3. A 50-gallon Dewar storage tank, 15-liter Dewar transfer tank, and a low loss,
closed loop system of transfer lines
A8-4. Holds small volumes of LOX and uses cold gas pressure from the pressure
buildup unit to transfer LOX to the aircraft converter
A8-5. Controls the gravity flow of liquid oxygen from the storage tank to the transfer
tank
A8-6. Dangerous back-pressure
A8-7. Weekly
A8-8. NAVAIR 19-25D-26
A8-9. Only LOX conforming to MIL-0-27210, type II
A8-10. Aviators Breathing Oxygen (ABO) Surveillance Program Laboratory and Field
Guide (A6-332SAO-GYD-000)
A8-11. Atmospheric air
A8-12. Odor test, sampling, and analysis
A8-13. Six days
A8-14. Whenever contamination is suspected
A8-15. It is highly insoluble in LOX, and changing into a solid form, it can be readily set
off into ignition. Since it is chemically unstable, it can decompose under certain
conditions and become its own source of ignition.
A8-16. Water vapor, carbon dioxide, nitrous oxide, and halogenated compounds
(Freons)
A8-17. AS rate
A8-18. Six
A8-19. Pressure regulators
A8-20. 50 psi
A8-21. False
A8-22. 120 to 130 psig
A8-23. Federal Specification BB-N-411, Type 1 (gaseous), Class 1 (oil free), Grade B
(99.5 percent pure, low moisture content)
A8-24. 125F
8-22
