1. The radon exhalation rate is used as the basic factor of radon geological potential.

2. Radon detectors can also be purchased.

3. The average outdoor radon level varies between 5 and 15 Bq/m3 [Radon radioactivity is measured in Becquerel (Bq).

4. Radon (222Rn), thoron (220Rn) and Actinon (219Rn) are the three commonly occurring natural isotopes of radon gas

5. Radon is the daughter of radium.

6. But in two dimensions, Radon transform is not local.

7. Radon: Chemical element, chemical symbol Rn, atomic number

8. Why is radon in homes the problem?

9. A radon progeny continuous monitor was developed.

10. But who do we blame for radon?

11. Equally high domestic lifetime radon exposures are rarely found.

12. Radium emits alpha particles and gives off radon gas.

13. The preferred radon level measurement unit is Becquerels …

14. Radon comes from the uranium that occurs naturally in the ground.

15. As for radon,[Sentence dictionary] Rudy said looking for radon in drinking water would be extremely expensive and might not help public health.

16. Would firms move into areas with high radon concentrations?

17. Radon monitor and control system based upon alpha particle detection

18. Radon gas can be detected using an easily obtainable device.

19. Radon is formed in the lithosphere by the alpha decay of radium.

20. If the radon escapes into the open air, it will soon disappear.

21. Key words: infiltration, ventilation, indoor air quality, energy conservation, radon, formaldehyde.

22. Radon is appreciably more soluble in organic liquids than in water.

23. Sections 301 - 3 added in 19 relate to indoor radon abatement.

24. Several small contracts to provide radon potential maps have been completed.

25. Upon condensation, radon glows because of the intense radiation it produces.

26. 9 A radon-related excess of lung cancer is well established.

27. Actinon definition: a radioisotope of radon that is a decay product of radium

28. If the soil is permeable enough radon can diffuse out before it decays.

29. Lung cancers from radon exposure account for about 10% of all lung cancers.

30. One area of recent debate concerns radon gas and its links to lung cancer.

31. To measure atmospheric radon-220 (thoron) a device has been developed which uses alpha-alpha coincidences from the decay of radon-220 and its very shortlived decay product polonium-216 (half-life 0.16 sec).

32. Member States may use screening methods for gross alpha activity and gross beta activity to monitor for the parametric indicator value for TID, excluding tritium, potassium–40, radon and short-lived radon decay products.

33. • You can buy radon detectors, such as charcoal canisters and alpha track detectors.

34. Member States may use screening methods for gross alpha activity and gross beta activity to monitor for the parametric indicator value for TID, excluding tritium, potassium–40, radon and radon decay products.

35. Several shortened names were soon suggested for the three emanations: exradio, exthorio, and exactinio in 1904; radon, thoron, and akton in 1918; radeon, thoreon, and actineon in 1919, and eventually radon, thoron, and actinon in 1920.

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

37. Radon accounts for about half of the average exposure to natural sources of radiation

38. Radon is a gas that comes from the radioactive decay of radium in rocks.

39. To provide a conservative estimate the measurement conditions should be chosen to maximize the radon concentration.

40. After mining, the area suffered elevated gamma radiation, alpha-radioactive dust, and significant radon daughter concentrations in air.

41. Radon is formed as part of the normal radioactive decay chain of uranium and thorium.

42. The South West has some of the highest levels of household radon in the country.

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

44. 3 reviews of Ahis Inspection & Radon Testing Services "Mark was great to work with

45. The most popular radon detectors are the charcoal canister, the electrets and the alpha track detector.

46. Radon has been used to detect uranium mineralisation and also to locate faults which may control mineral deposition.

47. Radon carbonyl RnCO has been predicted to be stable and to have a linear molecular geometry.

48. Three other radon isotopes have a half-life of over an hour: 211Rn, 210Rn and 224Rn.

49. Radon Gas Test Kit Accust has been added to your Cart Add a gift receipt for easy returns

50. The radon progeny are chemically reactive particulates which attach almost immediately to aerosol particles in the atmosphere.

51. Radon is a colorless, odorless, and tasteless gas and therefore is not detectable by human senses alone.

52. Radon is a colourless,[Sentencedict.com] odourless and tasteless gas found in group O of the Periodic Table.

53. Actinon definition, a chemically inert, gaseous, short-lived isotope of radon that is a member of the actinium series

54. Medical definition of Actinon: a gaseous radioactive isotope of radon that has a half-life of about four seconds.

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56. The separation of radon-220 from a liquid radioactive composition comprising radon-220, radium-224, and radium-225, and their daughter isotopes, as well as may be their thorium precursors, which liquid radioactive composition is adapted for use in the ultimate production of actinium-225 for radioimmunotherapy, can be achieved by treating the composition with a gas to strip the radon-220 from the composition.

57. ‘At 50000 Becquerels per cubic metre, this level of Radon gas was 250 times the recommended safe limit of 200 Becquerels per cubic metre, he pointed out.’ ‘Thirty of them were found to be above the high radon ‘reference level’, which is 200 Becquerels per cubic metre of air.’

58. Alpha particles from the decay of radon and its progeny that enter the container damage the plastic film.

59. Radon gas from natural sources can accumulate in buildings, especially in confined areas such as attics, and basements.

60. Environmentalists keep quiet because concern over radon in houses would divert attention from the campaign against nuclear power.

61. Three techniques are commonly used for routine radon testing, namely charcoal canisters, electret ion chambers, and alpha-track detectors.

62. Radon exposure is the hottest issue among radiation scientists today - but it remains almost entirely unknown to the public.

63. Public awareness of the hazard caused by the accumulation of elevated levels of radon in buildings continues to grow.

64. Although, radium, radon and polonium were observed first, of all the components of pitchblende Actinium was the first to be isolated.

65. ‘The Becquerel is a unit of radioactivity and corresponds to one radioactive disintegration per second.’ ‘Information on demographic and lifestyle variables was compiled for each person by using a common format, and radon measurements were expressed in Becquerels (radon disintegrations per second) per cubic metre of household air.’

66. ‘The Becquerel is a unit of radioactivity and corresponds to one radioactive disintegration per second.’ ‘Information on demographic and lifestyle variables was compiled for each person by using a common format, and radon measurements were expressed in Becquerels (radon disintegrations per second) per cubic metre of household air.’

67. In order to deal with the sideward influences, "X" interferences and other linear interferences, the Radon transform can be used to process the ground penetrating radar (GPR) profile.

68. Not only are unstable radium isotopes significant radioactivity emitters, but as the next stage in the decay chain they also generate radon, a heavy, inert, naturally occurring radioactive gas.

69. What does Actinon mean? A radioactive isotope of radon, Rn-219, having a half-life of 3.96 seconds and produced by the disintegration of actiniu

70. N0080 Natural radioactivity Atmospheric radioactivity which originates from cosmic rays, gamma radiation from the soil and from atmospheric radon, thoron, actinon and their decomposition products.

71. The RAdiation Therapy (RADON) program at Bellevue College (BC) offers you personalized and intensive instruction to form a solid foundation for a rewarding career in this field.

72. In 1923, the International Committee for Chemical Elements and International Union of Pure and Applied Chemistry (IUPAC) chose among the names radon (Rn), thoron (Tn), and actinon (An).

73. The pollutants due to natural gas combustion are listed below: Natural gas extraction also produces radioactive isotopes of polonium (Po-210), lead (Pb-210) and radon (Rn-220).

74. Its importance lies in the fact that fresh carbonic acid snow is more effective than the stored carbon dioxide (due to the short, 3,8-day half-period of radon).

75. On the basis of distribution of radioactive elements and geological background , the theory equation of radon exhalation rate is derived from the decay rule of radioactive elements and gas diffusion.

76. Aeration is an in-line point-of-entry process that reduces the concentration of volatile organic compounds.Aeration also removes dissolved gases such as hydrogen sulfide, methane, and radon.

77. Nevertheless, I tested each of a set of 24 common solvents, about 40 more metals, 14 lanthanide elements, and a few radioactive elements (radon, uranium, americium, thorium, and radium).

78. The increase in porosity of rocks before they rupture seems to fit in with the observation that more radon than normal is found in well water before a quake.

79. Aerial photo (1972) of the Port Radium mine site indicating the tailings deposition areas used during the uranium and silver mining operations Gamma and radon surveys have been carried out.

80. When you breathe air with radon atoms in it, some of those atoms may get trapped in your lungs, where they will quickly decay into lead, giving off alpha particles in the process.