Final answer:
3. a wrong reading. If an occupational worker receives 500 millirem on a film badge report, this indicates a wrong reading, not poor work habits or incorrect badge placement.
Step-by-step explanation:
When an occupational worker receives 500 millirem on a film badge report, this indicates a wrong reading, not poor work habits or incorrect badge placement.
Film badges are worn to determine radiation exposure. The film in the badge is sandwiched between various absorbers to determine the amount and penetrating ability of radiation. If a worker receives 500 millirem on the film badge report, it means they were exposed to that amount of radiation.