Also, you should check with the homepages for each of the special areas listed below. The homepages will give you additional guidance and information.
Radioactive material is used in industry, medicine, and academic institutions.
The number of TDH registrants is 13,971. State certification of mammography facilities. There are approximately 471 mammography certifications at 550 locations under the state program. Each month we administer industrial radiography certification examinations on radiation safety to workers in the industrial radiography field. For more information see our Industrial Radiography Certification pages.