1. Uranium is soluble in sea water.

2. Enriched uranium is a key component of a nuclear weapon.

3. They went over nationwide in search of uranium mines.

4. Uranium is a radioactive material.

5. Radium and uranium are radioactive elements.

6. Uranium is used to fuel nuclear plants.

7. Uranium is mined from deep underground.

8. The fuel was enriched with uranium 235 for the nuclear reactor.

9. We put uranium into the fuel rods.

10. The plant's main function has been to reprocess uranium.

11. As the uranium reacts its radioactivity produces unstable atoms.

12. The company manufactures shells tipped with depleted uranium, which have been linked to leukaemia and other cancers.

13. Da Silva considered it feasible that uranium could be produced on an industrial scale.

14. This technique has been used for uranium, copper, fluorine and other relatively soluble elements.

15. But the size of the buildings suggests that uranium enrichment at Dimona is carried out on a relatively small scale.

16. And it may be that depleted uranium can, after all, be shown to be benign.

17. As little as 55 pounds of highly enriched uranium or 18 pounds of plutonium could be used to build a nuclear device.

17. Sentencedict.com try its best to collect and make good sentences.

18. Tests found uranium levels as high as nine times above the safety standard.

19. First, the breakup of the Soviet Union has created a situation without accountability for warheads, missiles and uranium.

20. Can data on radon exposure and cancer risks in uranium miners be applied to the general population?

21. They are fossil fuels: coal, oil and natural gas, nuclear fuels: uranium ores.

22. The nitric acid solution is then mixed with an organic solvent and the uranium and plutonium are separated from the waste products.

23. Radon, a naturally-occurring radioactive gas, is formed in the earth from the decay of minute amounts of uranium.

24. This is a dating method based on the radioactive decay of isotopes of uranium.

25. Since Pu acts like U, the end result is quite like the low-enriched uranium used as reactor fuel.

26. Both also banned the development of nuclear reprocessing and uranium enrichment facilities.

27. Asteroids contain a variety of rare radioactive isotopes of potassium, uranium, thorium, rubidium, and so on.

28. A large nuclear reactor will contain hundreds, if not thousands of rods filled with uranium fuel.

29. Plant roots in the peats and estuarine sediments concentrate uranium in cell walls, especially in regions associated with transpiration processes.

30. For example, if groundwater solutions had dissolved some of the lead produced by uranium decay, the age would be underestimated.