1. Helium and neon are inert gases.

2. Inert gases such as helium have zero valencies. they do not normally form compounds.

3. A good choice is one of the inert gases; neon, argon, krypton, or xenon.

4. This indicates that the inert gases were acquired by a different means from carbon and nitrogen.

5. The inert gases are so called because they do not readily form chemical compounds.

6. The inert gas argon is added to help to start the discharge because the vapour pressure of the mercury is very low.

7. If an inert gas is chosen oxides are not produced by burning.

8. Dedicated inert gas cylinders should be used for purging.

9. Radon is a kind of inert gas.

10. Helium is a monatomic chemically inert gas.

11. A compressed inert gas a fluorocarbon, that acts a vehicle forthe contents of an aerosol container.

12. The leak check should be performed with an inert gas, and care should be taken not to over pressurize any components of the system.

12. try its best to collect and build good sentences.

13. Inert gas welding is the preferred method of joining several ferrous and nonferrous alloys.

14. It is not necessary to replace air with inert gas.

15. Conveyance of compressed air and inert gas under normal temperature.

16. The tube is blanketed in an inert gas such as nitrogen or argon.

17. An inert gas such as argon is introduced to reduce evaporation of the filament.

18. Inert gas studies are providing valuable information about other planets, too.

19. To deal with corrosion at weld joint, shielded inert gas are will be used and the insulation grade raised.

20. It is used as an inert gas in welding, rocket propulsion, balloon flight, hyperbaric chambers, deep-sea diving (see nitrogen narcosis ), gas chromatography, luminous signs, and cryogenics.

21. New inert gas data from terrestrial rocks has also raised other questions about the evolving earth.

22. Inert gas such as argon is blowed into the furnace to agitate the molten pool.

23. The zinc sulphide is then transferred to a vessel through which passes an inert gas, such as nitrogen or carbon dioxide.

24. The remaining 11 % of the 45K atoms decay to form the inert gas argon, 40Ar.

25. Top - slag refining process in CAS - OB unit under inert gas protection is introduced.

26. The resistance loss on coke bed in CDQ chamber is measured, the influence of inert gas cooling quantity, coke size and shape factor on resistance loss is studied.

27. There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.

28. To ensure the purity grade and flow rate of shielding inert gas, to use tungsten electrode activated with nanosized thoria are two better ways to decrease the erosion rate of electrode.

29. Effects of the main factors, such as reaction temperature, pressure, amount of catalyst, reaction time and flowrates of propene and the inert gas, on the reaction were discussed.

30. The study of the synthesis of linear carbon by the method of dehydrates and dehydrogenate of PVA was consisted of two aspects: the selection of inert gas and the effect of oxygen.

31. Noble gas( or inert gas ):Any of the six chemical elements that make up the rightmost group of the periodic table as usually arranged: helium, neon, argon, krypton, xenon, and radon.

32. The nitrogen in the block Si3N4 can be determined accurately by inert gas fusion thermal conductivity method combined with 5-element bath.

33. Every pack of powder is back - filled with inert gas to prevent further oxidation during storage.

34. Special care has been taken to ensure these inert gas ovens are fully sealed to maintain their inert atmosphere and provide consistent thermal processing.

35. Are all the persons in charge of cargo operations aware that in the case of failure of the inert gas plant (Sentencedict), discharge operations should cease and the terminal be advised?

36. This article introduces the characteristic, working principle, main parts and the welding efficiency of the new single-pole pipe-board auto inert gas arc welding machine.

37. It is only device to measure hemodynamic by the Inert Gas Rebreathing method.

38. Inert gas are welding product, tough and long term usage, beauty and easy cleaning.

39. Leak - test lines and equipment with an inert gas before using.

40. The selective reduction impoverishment of slag from copper smelting with addition of charcoal powder and stirring of inert gas is investigated by the aid of metallurgical analysis, SEM and EDX.

41. Each electrode is a filaments for providing electrons to maintain an electric discharge through inert gas.

42. An empirical formula was given for determining the minimum inert gas flow rate.

43. The key to improve distilling effect lies in increasing the cooling area, decreasing inert gas pressure and installing the effective vapour-liquid separator.

44. Especially suitable for inert gas protection weld and gas cutting.

45. Thirdly, the CO 2 or inert gas fire - fighting system foam fire - fighting system.