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Bunsen-burner definition

bunsən
A small gas burner used in laboratories. It consists of a vertical metal tube connected to a gas fuel source, with adjustable holes at its base. These holes allow air to enter the tube and mix with the gas in order to make a very hot flame.
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A small gas burner that produces a hot, blue flame, used in chemistry laboratories, etc.: it consists of a hollow metal tube with holes at the bottom for admitting air to be mixed with the gas.
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A small laboratory burner consisting of a vertical metal tube connected to a gas source and producing a very hot flame from a mixture of gas and air let in through adjustable holes at the base.
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Other Word Forms

Noun

Singular:
bunsen-burner
Plural:
bunsen-burners

Origin of bunsen-burner

  • After Robert Wilhelm Bunsen

    From American Heritage Dictionary of the English Language, 5th Edition

Bunsen-burner Sentence Examples

  • Strontium salts may be recognized by the characteristic crimson colour they impart to the flame of the Bunsen burner and by the precipitation of the insoluble sulphate.

  • By this method even such metals as iron and copper may be made to show some of their characteristic lines in the Bunsen burner.

  • If a short length of platinum wire be inserted vertically into a lighted Bunsen burner the luminous line may be used as a slit and viewed directly through a prism.

  • Young, according to which the dark line observed in the centre of each component of the sodium doublet in a Bunsen burner is transparent to a radiation placed behind.

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