Concentration of radionuclides emitted from Chernobyl NPP not dangerous to humans — expert
Cesium-137 has a half-life of 30 years, but they will continue to be hazardous for another 270 years, Alexander Ivanov noted
Original source: TASS English
Cesium-137 has a half-life of 30 years, but they will continue to be hazardous for another 270 years, Alexander Ivanov noted
Original source: TASS English