Sentence examples for amount of radioactive materials from inspiring English sources
Although some people did come back, others stayed away, concerned about the amount of radioactive materials still in the soil.
The largest amount of radioactive materials is concentrated in the vacuum vessel of the fusion device.
Additionally, the IEN radioactive waste repository has been enlarged during the past last years, receiving a considerable amount of radioactive materials.
The new estimates by Japanese authorities suggest that the total amount of radioactive materials released so far is equal to about 10 percent of that released in the Chernobyl accident, said Hidehiko Nishiyama, deputy director general of Japan's nuclear regulator, the Nuclear and Industrial Safety Agency.
Government officials have also suggested that one of the primary causes of the explosions was a several-hour delay in a decision to use the vents, as Tokyo Electric managers agonized over whether to resort to emergency measures that would allow a substantial amount of radioactive materials to escape into the air.
The damaged reactors released a massive amount of radioactive materials into the air, forcing hundreds of thousands of nearby residents to flee their homes.
The water stored at the plant is contaminated with cesium 134, cesium 137 and iodine 131 with a total radioactivity estimated at 720,000 terabecquerels, more than the amount of radioactive material that has been spewed into the air at the plant so far.
