| radium |
an intensely radioactive metallic element that occurs in minute amounts in uranium ores
출처: wordnet.princeton.edu/perl/webwn
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| radium therapy |
the use of radium in radiation therapy
출처: wordnet.princeton.edu/perl/webwn
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| radium |
A radiant radiator, redolent of ranging radial rays of radio-activity, raised to radical rates and regarded as a ruthless rake-off in the reign of riches within the arrayed radius of a raging, raving and raided race.
출처: www.worldwideschool.org/library/books/lit/humor/Th...
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| radium |
A naturally occurring radioactive element (in the form of radium-226 or radium-228) created in the decay of the uranium and thorium series. Radium can be removed from water by cation exchange softening.1
출처: www.mwdh2o.com/mwdh2o/pages/yourwater/glossary/glo...
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| radium |
A radioactive element with a half-life of 1,600 years that emits alpha particles as it is transformed into radon. In the past, radium was mixed with special paints to make watch faces and instrument dials glow in the dark.
출처: www.sbcfire.org/hazmat/env_terms.asp
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