Definition of "unpressurized" [unpressurized]

• Not pressurized. (adjective)

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• "The pictures obviously are faked, showing either empty bottles or square bottles filled with unpressurized liquid."
• "For what its worth, assuming you have Orion and Altair, couldn't you build a kind of "mission module" by starting with the Altair ascent stage (which features an airlock), tossing the engines, adding a sort of a "trunk" for unpressurized cargo and support for the "soft capture" mechanism they're installing?"
• "With legs instead of wheels, the joints don't have to be exposed; you cover it in a "skin", like an unpressurized space suit."