411 REFERENCE · Wiktionary
Döbereiner's lamp
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
thumb|A Döbereiner's lamp
Etymology
It was invented by the German chemist Johann Wolfgang Döbereiner.
Noun
An early lighter in which zinc metal reacts with sulfuric acid to produce hydrogen gas. When a valve is opened, a jet of hydrogen is released and bursts into flame. The ignition is catalyzed by platinum metal.
Synonyms
en philosopher's lamp
en eponyms