LTC Schools took Radiological Engineering Design cadets on a trip section to the STERIS Irradiation Facility in Chester, NY. While there the Cadets learned about the irradiation facility/process and observed as a new Co-60 (~500,000 Ci) source was loaded into the facility.
Photo: Cadets stand above a 4 Million Curie Cobalt-60 source shielded by 12 feet of water. Without the water shield the Cadets would immediately receive a lethal dose of gamma-radiation