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| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
| Welsbach mantle |
| or Welsbach burner [for C. A. von Welsbach], cylindrical framework of gauze impregnated with oxides of thorium and cerium. When heated in a gas flame, it produces a very bright light because of the incandescence of the oxides. It is now used in outdoor and camp lamps. |
| The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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