English Explanatory Dictionary

Welsbach burner

English dictionary entry

Meanings

noun
  1. A burner in which the combustion of a mixture of air and gas or vapour is used to heat to incandescence a mantle composed of thoria and ceria. The mantle is made by soaking a "stocking" in a solution of nitrates of thorium and cerium, drying, and, for use, igniting to burn the thread and convert the nitrates into oxides, which remain as a fragile ash.

Word forms

Welsbach burner Welsbach burners

Etymology

Named after its inventor, Auer von Welsbach.

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