本生灯

[ noun ]
a gas burner used in laboratories; has an air valve to regulate the mixture of gas and air
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Bunsen burner \Bun"sen burn"er\, Bunsen's burner \Bun"sen's
burn"er\(Chem.),
a kind of burner, invented by Professor Bunsen of Heidelberg,
consisting of a straight tube, four or five inches in length,
having small holes for the entrance of air at the bottom.
Illuminating gas being also admitted at the bottom, a mixture
of gas and air is formed which burns at the top with a feebly
luminous but intensely hot flame.