Sentences with phrase «release radioactive iodine»
Nuclear accidents can release radioactive iodine into the environment, increasing the risk of thyroid cancer in exposed individuals, especially children [55,56].
https://ods.od.nih.gov/ Not exact matches
They also have filtered venting systems so that even if cooling fails and pressure starts to build in the containment building, radioactive iodine and caesium can be removed from the steam before it is released.
«It was nowhere near as complex of a release as Chernobyl, which was everything from the core of the reactor,» says Peter Caracappa, a radiation safety officer and clinical assistant professor of nuclear engineering at Rensselaer Polytechnic Institute in Troy, N.Y. «This was a slow release,» he adds, and it was limited to a few radioactive materials, including iodine 131, which has a half - life of just eight days and therefore does not lead to long - term contamination.
«The [radioactive] cesium and iodine showing up in releases shows the fuel has been damaged.»
If the fuel rods are no longer being cooled — as has happened at all three reactors at the Fukushima Daiichi power plant operating at the time of the earthquake — then the zirconium cladding will swell and crack, releasing the uranium fuel pellets and fission byproducts, such as radioactive cesium and iodine, among others.
This is because not every radioactive release contains the radioactive iodine that causes thyroid cancer.