hand-and-foot monitor

hand-and-foot monitor

[¦hand ən ′fu̇t ‚män·əd·ər]
(nucleonics)
An instrument routinely used to monitor the hands and feet of atomic energy workers as they leave locations in which radioactive materials are handled. Also known as hand-and-foot counter.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.