The use of helicopters for emergency district survey after an accidental release of radioactive material.
D000401:Aircraft; D002587:Cesium Isotopes; D004630:Emergencies; D006801:Humans; D007456:Iodine Isotopes; D011847:Radioactive Fallout; D011851:Radioactivity; D011874:Radiometry
D002587:Cesium Isotopes; D007456:Iodine Isotopes; D011847:Radioactive Fallout
AIRCRAFT; CESIUM ISOTOPES; EMERGENCIES; IODINE ISOTOPES; RADIOACTIVE FALLOUT; RADIOMETRY