blast lamp

American  

noun

1. a torch or lamp, as a blowtorch or a lamp for lampworking, in which the flame is fed by an air or oxygen blast.

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Etymology

Origin of blast lamp

First recorded in 1880–85

Example Sentences

The inquiry heard that, prior to the blast, lamp keeper Thomas Powell had raised the issue of tampered lamps with John Williams.

From BBC • Nov. 8, 2017

Ignite for thirty minutes over the blast lamp with the cover on the crucible, and then for periods of ten minutes, until the weight is constant.

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Talbot, Henry P.

Heat equal parts of strontium carbonate and lac sulphuris gently for 5 minutes, then strongly for 25 minutes over a Bunsen lamp, and finally 5 minutes over a blast lamp.

From Scientific American, Vol. XXXIX.?No. 24. [New Series.], December 14, 1878 A Weekly Journal Of Practical Information, Art, Science, Mechanics, Chemistry, And Manufactures by Various

Finally set the crucible upright in the triangle, cover it, and heat at the full temperature of a blast lamp or other high temperature burner.

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Talbot, Henry P.

Heat strontium theosulphate for fifteen minutes over a good Bunsen gas lamp and then for 5 minutes over a blast lamp.

From Scientific American, Vol. XXXIX.?No. 24. [New Series.], December 14, 1878 A Weekly Journal Of Practical Information, Art, Science, Mechanics, Chemistry, And Manufactures by Various