Sealing his suit he went to the capsule and called Earth.
She thought that Sib would seal her suit, but he didn't.
He waited until Burton had sealed his suit, and then Stone opened the hatch and stared down at the ground.
Because anything which could make a man like Chief Zuckerman forget to seal his suit was too much for an ensign to handle.
Koenig manages to put on his space helmet and seal his suit before losing consciousness.
Kirk paused in the process of sealing his suit, suddenly struck by a new thought.
But it requires serious commitment, because one mistake can be like forgetting to seal your suit before stepping outside the dome.
He sealed Ben's suit and inflated the collar, just in case.
He sealed his suit, turned on his air, gasped, and staggered.
He swallowed, and sealed his suit up, leaving his own faceplate open.