The circle used for the weight is the same size circle used for the hammer and the shot put. It is 7'; in diameter and does not have a toe board. The circle will either be made of cement for outdoor meets or wood for indoor meets.
What Does a Radiation Therapist Do? Unlike radiologic technologists who utilize x-rays for diagnostic purposes, radiation therapists are trained to deliver high doses of ionizing radiation to specific areas of the patientâs body for the treatment of disease, specifically cancer.
Duties. Radiation therapists typically do the following: 1  Explain treatment plans to the patient and answer questions about treatment. 2  Follow safety procedures to protect the patient and themselves from overexposure to radiation.3  Examine machines to make sure they are safe and working properly.ecause they work with radiation and radioactive material, radiation therapists must follow safety procedures to make sure that they are not exposed to a potentially harmful amount of radiation. These procedures usually require therapists to stand in a different room while the patient undergoes radiation procedures.