He gave the example of a rubber sheet and something like a lead ball.
She nodded slowly as a cold little lead ball formed in her stomach.
It discharged and the heavy lead ball took away half his head.
He was not quite fast enough and a lead ball tore into his thigh.
After all," he thought, "what can a magician do against a lead ball?
Hundreds of tiny lead balls fired with a single charge.
A lead ball landed in the pit of every stomach.
There seemed to be a lead ball in my stomach.
He would not waste a lead ball in this experiment.
In a vacuum, a feather would fall at the same rate as a lead ball.