She had often carried test tubes containing radioactive isotopes in her pocket, remarking on the pretty blue-green light they gave off.
He is fed by a tube that enters his nose.
Tapping into the pneumatic tubes from a separate location.
The nerve conduit was the inartificial or artificial tube that jointed the damaged nerve.
The only baseball he saw was on the tube.
The lungs are in fact constructed of thousands of tiny tubes.
The country was going down the tubes economically.
When I was dieting, that was when my social life started going down the tube.