Bunsen burner
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A Bunsen burner, named after Robert Bunsen, is a kind of ambient air gas burner used as laboratory equipment; it produces a single open gas flame, and is used for heating, sterilization, and combustio
A Bunsen burner. The hose barb for the gas tube is on the right and the valve for gas flow adjustment is next to it. The air inlet on this particular model is adjusted by rotating the sleeve on the barrel, thus opening or closing holes in the tube.
Bunsen burner flames depend on air flow in the throat holes (on the burner side, not the needle valve for gas flow): 1. air hole closed (safety flame used for lighting or default), 2. air hole slightly open, 3. air hole half-open, 4. air hole fully open (roaring blue flame).
A Bunsen burner situated below a tripod
Teclu burner
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The Teclu burner is an ambient air laboratory gas burner, that was created by Romanian chemist Nicolae Teclu in 1882. The burner is most commonly used to heat substances in a laboratory, can be used f
Bunsen burner
…Other burners based on the same principle exist. The most important alternatives to the Bunsen burner are: Teclu burner – The lower part of its tube is conical, with a round screw nut below its base. The gap, set by the distance between the nut and the end of the tube…
A Teclu burner
Meker-Fisher burner 001