Extremely high levels of radioactive substances have been detected in the building next to the No 2 reactor at Japan’s damaged Fukushima Daiichi nuclear power plant, raising concerns that efforts to stabilise the situation will be hampered.
The discovery was made even as it emerged that the No 3 reactor was not likely to have been breached, as feared earlier.
Workers were evacuated from the No 2 reactor building on Sunday after radiation of 100,000 times the normal level was detected in water in the turbine housing unit, said Tokyo Electric Power, plant owner. Radioactivity at the surface of the water was more than 1,000mSv.
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