Nuclear Regulator Says Radiation Leak at Japan's Lab at Level 1

Nuclear Regulator Says Radiation Leak at Japan's Lab at Level 1
Businessweek
Japan's nuclear watchdog said it tentatively ranked a radiation leak at the Japan Atomic Energy Agency's laboratory last week at the second lowest level of 1 on the international scale for nuclear accident severity. The leak caused a “slight increase ...http://www.businessweek.com/news/2013-05-27/nuclear-regulator-says-radiation-leak-at-japan-s-lab-at-level-1