| 11. | The tube is more resistant to pressurization changes and cheaper to build.
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| 12. | Those chillers usually also have their own air compressor for keg pressurization.
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| 13. | No pressurization equipment or armament would ever be installed in the prototype.
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| 14. | Possible cabin pressurization problem may have led to the accident.
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| 15. | Bikle flew the record flights without cabin pressurization or a pressure suit.
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| 16. | It was the second American aircraft to feature cabin pressurization.
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| 17. | The pressurization system provides two to three inches of Mercury pressure differential.
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| 18. | The propellant supply subsystem switched to metallic diaphragms for the tank pressurization.
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| 19. | _Hot air from pressurization and the air conditioning system on the jet.
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| 20. | Either the pressurization equipment did not work properly or they lost it slowly.
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