1.   It claims that operating a reactor at higher temperature, but lower pressure, would strengthen the welds.

2.   Atomic Energy of Canada, Ltd., a government agency, owns and operates the reactor.

3.   Pakistan operates research reactors in its capital, Islamabad, and Khushab, which is southeast of the city.

4.   The company operates four reactors in Virginia.

5.   The corporations would play different roles in modifying and operating the reactor, handling the reactor fuels and marketing the isotopes.

6.   The New York Power Authority operates one reactor at the Indian Point nuclear plant.

7.   The Nuclear Regulatory Commission on Friday placed the blame for extensive corrosion discovered in the lid of a nuclear reactor squarely on the power company that operates the reactor.

8.   The reactors are operated at eight U.S. power plants.

9.   The plant operates three reactors of the VVER type.

10.   The report of the latest malfunction coincided with a newspaper report Thursday that said plant workers at Zaporizhia last week switched off safety systems and operated the reactors manually.