She did not exist, as the defense would have you believe, in a glass tube.
Similar effects can be seen when a thin glass tube is put halfway into water.
Instead there were beautiful glass tubes, a little like light bulbs.
The arm that had held the glass tube suddenly went limp.
It hung a little at the bottom of the glass tube.
Somehow, as she did so, the little glass tube slipped out of her hand.
I wonder what it's like to sit home in your living room and see the whole world on a little gray glass tube.
They worked inside a glass tube (much like a light bulb).
Light reflects from the red, blue and green glass tubes as they pass among friends.
She stared at the glass tube for several minutes before getting up.