drummond-light

Drummond light


Origin:
1835–45; named after Capt. T. Drummond (1797–1840), British engineer

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Word Origin & History

Drummond light
"torch that burns calcium oxide (lime) and gives off intense white light," 1854, named for Scottish engineer Capt. Thomas Drummond, R.E., (1797-1840), who invented it c.1825.
Online Etymology Dictionary, © 2010 Douglas Harper
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