Film badge dosimeters are for one-time use only. The level of radiation absorption is indicated by a change to the film emulsion, which is shown when the film is developed. They are now mostly superseded by electronic personal dosimeters and thermoluminescent dosimeters.
Film badge dosimeters are for one-time use only. The level of radiation absorption is indicated by a change to the film emulsion which is shown when the film is developed. They are now mostly superseded by electronic personal dosimeters and thermoluminescent dosimeters