Where does “oxygen candle” come from?

oxygen candle (English) comes from English candle, from Middle English candel, from Old English candel, from Latin candēla, from Latin candeō, from Proto-Italic kandēō, from Proto-Indo-European kand- — to shine, glow.

oxygen candle (English): A chemical oxygen generator

Definitions

  1. A chemical oxygen generator

Ancestry of “oxygen candle”, step by step

oxygen candle traces back through two separate lines of ancestry.

via English candle

StepLanguageWordMeaning
1EnglishcandleA light source consisting of a wick embedded in a...
2Middle Englishcandelcandle
3Old Englishcandelcandle
4LatincandēlaA light made of wax or tallow; tallow candle or taper
5Latincandeōto be brilliant, glittering or illuminated; to shine, glitter, glisten; gleam white
6Proto-Italickandēō
7Proto-Indo-Europeankand-to shine, glow

via English oxygen

StepLanguageWordMeaning
1EnglishoxygenThe chemical element with an atomic number of 8...
2Frenchoxygèneoxygen; inflection of oxygéner: ##...
3Ancient Greekγένοςoffspring, descendant; family, clan; nation, race
4Proto-Hellenicgénosfamily; race
5Proto-Indo-Europeanǵénh₁osrace, lineage
6Proto-Indo-Europeanǵenh₁-to produce, to beget, to give birth
Every word from Proto-Indo-European kand-Every word from Proto-Italic kandēōEvery word from Latin candeō