Sentence Examples


  • When heated in dry oxygen it becomes incandescent, forming magnesia.
  • Wehnelt discovered that the same effect could be produced by using instead of a carbon filament a platinum wire covered with the oxides of calcium or barium, which when incandescent have the property of copiously emitting negative ions.
  • Staite in 1848 had made incandescent electric lamps of an elementary form, and T.
  • Practically the first of these furnaces was that of Despretz, in which the mixture to be heated was placed in a carbon tube rendered incandescent by the passage of a current through its substance from end to end.
  • As regards street lighting, the extended use of burners with incandescent mantles has been of good effect.