The department may inspect radiation machines and radioactive materials located in this state, for the purpose of detecting, abating, or eliminating excessive radiation exposure hazards. The inspection shall include but shall not be limited to an evaluation of the radiation machine or radioactive material as well as the immediate environment to ensure that in using the machines or materials all unnecessary hazards for patients, personnel, and other persons who may be exposed to radiation produced by the machine or materials are avoided. All defects and deficiencies noted by the inspector shall be fully disclosed and discussed with the responsible persons at the time of inspection. The department shall establish rules prescribing operating procedures for radiation machines and radioactive materials which ensure minimum radiation exposure to patients, personnel, and other persons in the immediate environment.