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Fukushima Nuclear Plant Achieves Milestone in Fuel Debris Removal

A small sample of melted nuclear fuel has been successfully extracted from the Fukushima Daiichi plant, marking a key step in the decades-long decommissioning process.

  • The retrieved sample, weighing less than three grams and the size of a grain of rice, is the first to be extracted from inside a reactor since the 2011 disaster.
  • This operation utilized a specially designed robot, named Telesco, after previous attempts were delayed by technical difficulties.
  • The sample's radioactivity was significantly lower than expected, raising questions about the extraction area but confirming it as melted fuel.
  • Data from the sample will aid in developing future decommissioning strategies and technologies, essential for handling the remaining 880 tons of radioactive debris.
  • Experts express skepticism about the current 30-to-40-year cleanup timeline, suggesting it may take a century or more to fully decommission the site.
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