He glanced up at the external radiation meters inside his helmet.

All radiation meters still well above normal, but none near danger limits.

"But this time we had radiation meters of our own."

The workers who monitor them wear radiation meters and protective smocks.

Some of you have not been wearing your personal radiation meters.

The radiation meter snarled its death song, louder during each rest break.

You can't let little children fry- Laure checked his radiation meter.

We are told to stay behind a wall, to move only where the radiation meters say it is safe.

We'd better suit up, take radiation meters and go hunting.

They use radiation meters and photo-ionizers to check for dangerous material.