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61. Antimatter is also produced by radioactive decay.

62. Then the observable quantity, the orbital decay rate. is.

63. Bones signify the eternal being which does not decay.

64. For Silly-Willie the household difficulties and decay supplied an outlet for boundless energy.

65. They have been particularly studied in the decay of old stone mansions, castles and other human monuments.

66. But nomatterwhat cosmetics we use, what exercises we do, the decay of our bodies moves inexorably forward.

67. A fluoride mouth wash will help to prevent dental decay.

68. Light is converted into chemical energy which in turn is reconverted by combustion or decay into organic energy. footnote omitted Fig.5.

69. Education, health and other social services fell yet faster into decay.

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

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

72. Like all types of radioactive decay the process takes place at a constant rate,(sentencedict.com) independent of all environmental conditions.

73. Below the breathing trees a thousand lost talents dream into dust; decay into largely familiar names for a stranger's bouquet.

74. An optimistic theory of evolutionary progress was surreptitiously beginning to replace the pessimistic doctrine of universal decay.

75. Professor Keen denied yesterday that natural sugars were a significant cause of tooth decay.

76. Kleinberg says that fluoride, which is in most drinking water and toothpaste, protects against 30 percent of tooth decay.

77. Various policy initiatives have addressed the question of how to reverse the decay, deprivation and industrial degeneration of a century.

78. Timber which has already been affected by fungus or decay offers a special attraction.

79. This helium produced by radioactive decay, called radiogenic helium, consists of pure 4He.

80. One can forget about the problems of urban decay even yet up there.

81. Early timber structures fell, in turn, into decay the last being demolished in 1798.

82. Sugar in chocolate and other forms of confectionery is one of the major causes of tooth decay.

83. They came to roost in the late 1960s in the form of industrial decline and regional decay.

84. It would have been an unnecessary and cruel blow for her to see her old home in its state of decay.

84. Sentencedict.com is a sentence dictionary, on which you can find good sentences for a large number of words.

85. There was a dank, sour smell to everything, a smell of decay and great antiquity.

86. The vegetation within, protected from the dry air, begins to decay and the mound starts to warm.

87. A ubiquitous process that starts immediately after death is of course decay, which in small mammals progresses very quickly.

88. Its rough surface traps the microflora responsible for halitosis and tooth decay.

89. The time taken for half of the atoms of a radioactive isotope to decay is called its half-life.

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