11.   The reactor was shut down last June because of radioactive leaks.

12.   They showed that high-level radioactive waste leaks may pose a much greater threat to groundwater and the Columbia River than the Energy Department had acknowledged.

13.   When taken within a few hours of a radioactive leak, it saturates the thyroid with iodide, preventing it from soaking up radioactive iodine in the atmosphere.

14.   Wyden points out that as recently as November the Energy Department acknowledged radioactive leaks from underground tanks had reached an aquifer and could threaten the Columbia.

15.   A radioactive leak was found in the turbine room of a nuclear plant in northern Japan but it was quickly contained, a company spokesman said Thursday.

16.   Added to this must be also radioactive leaks during underground tests, as well as unforeseen consequences of the so-called peaceful, or industrial, nuclear explosions.

17.   Both Buske and Frank Maxwell, one of the Energy Department scientists, concede that the other side could be right about radioactive leaks.

18.   Dygalo said there was no radioactive leak and the problem was fixed.

19.   Earlier this year, the Tarapur plant near Bombay had a radioactive leak for three weeks before engineers plugged it.

20.   Experts were not particularly concerned about the risk of a radioactive leak.