I'd shot through transport tubes before, but never in the unprotected flesh.
At the end of the transport tube he found himself alone.
He and the robot were carefully, gently ejected from the transport tube.
Most people had chosen to take the transport tubes back, but I had decided to walk.
"Pathon has natural underground currents that we use to run the transport tubes."
The swab is placed in a transport tube and sent to a laboratory for testing.
Then she'd be escorted back to the transport tube.
While there was a trickle of people heading toward the transport tube and their day's work, they were in the distance.
I'll make it up to you, she thought as she watched him drop down into the transport tube.
A great deal of effort went into putting up shelters in underground units, even in old transport tubes and the like.