21. North Korea violated an international order by removing those radioactive fuel rods from an experimental reactor this spring. 22. The Germans had completed only a small, partly built experimental reactor ( which had been hidden away ). 23. Talks in Vienna this week failed to agree on the site for the International Thermonuclear Experimental Reactor , or ITER. 24. US regulators postponed the construction of the experimental reactor for a decade over extended documentation for its certification process. 25. It also has frozen construction of a 5-megawatt experimental reactor and a reprocessing facility believed used to extract plutonium. 26. North Korea said last month it has stopped building two new reactors as well as halting its 5-megawatt experimental reactor . 27. The magnets of the International Thermonuclear Experimental Reactor ( ITER ) will feature superconductors developed under Dr . Shikov's leadership. 28. He has also held the Chairmanship of the international committee of the International Thermonuclear Experimental Reactor programme ( ITER ). 29. During the Gulf War, Iraq diverted nuclear fuel from an experimental reactor to a program to build a nuclear bomb. 30. Nuclear officials inspected a controversial experimental reactor Saturday to find the cause of cooling-system leak that forced an emergency shutdown.