A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 177
hown in Fig. 87,is a good representative ofthe class. The burner is ofthe ordinary Bunsen variety(see Art. 334); the gasenters at a and the air at /.The mixture bums on thetop of the wire gauze coverb, producing great heat andbut little light. This heat istransformed into light bymeans of a hollow… … Fig. 87. §16 PLUMBING AND GAS-FITTING. 147 highly heated, and thus converts heat into light. The lightemitted from the base of the mantle is so brilliant that it ispainful to look at directly; therefore, such lamps, if intendedfor office or domestic use, should be provided with a shadee of white or…
Architecture · Building
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