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An alcohol burner or spirit lamp is a piece of laboratory equipment used to produce an open flame. It can be made from brass, glass, stainless steel or aluminium. [1]
The original Berger lamp used methyl alcohol, while modern lamps use isopropyl alcohol (90% or more). [5] Perfumes or essential oils may be added. To start the catalytic process it is necessary to allow the wick to thoroughly absorb the fuel and then to light the catalytic burner with a flame and let it burn for approximately two minutes until the catalytic stone reaches the correct operating ...
For first use, the top of the wick should be soaked with a small amount of fuel to prevent it from turning black when catching fire. Possible fuel spills must be checked before lighting the burner. The alcohol burner is usually lit with matches or lighters. After use, the flame is extinguished with a cap similar to a candle snuffer. This cap is ...
Graetz then designed a pressure lamp, working with vaporized paraffin. To start this process, the lamp was preheated with methylated spirit (denatured alcohol), in later models with an integrated blow torch called "Rapidstarter" running from the paraffin tank directly. In a closed tank, paraffin was pressurised with a hand pump.
For small work, a mouth-blown blowpipe may be used with a candle flame or an alcohol lamp, with established techniques for applying oxidizing and reducing flames to the workpiece or specimen. Starting in the late 18th Century, blowpipes have been powered by mechanisms, initially bladders and bellows, but now blowers, compressors and compressed ...
That equals about 12 ounces of regular beer (at 5% alcohol; some light beers have less) or 5 ounces of wine (at 12% alcohol) or 1.5 ounces of distilled spirits (at 40% alcohol or 80 proof ...
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Burning fluid lamps had two long tapering wick tubes that looked like the letter V. The tubes had caps resembling thimbles to extinguish the light and prevent evaporation when the lamp was not in use. Camphine lamps had a single fixed wick with a flame spreader and a central draft system. [6] One type of camphine lamp was called a Vesta lamp. [23]
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