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.
Radiation therapy. Radiation therapy uses high-powered energy beams, such as X-rays, to kill cancer cells. Radiation therapy can be given internally or externally. Adjuvant radiation therapy focuses on the area around the original cancer site to reduce the risk of cancer recurring in that area.