A London encyclopaedia, or universal dictionary of science, art, literature and practical mechanics : comprising a popular view of the present state of knowledge : illustrated by numerous engravings, a general atlas, and appropriate diagrams (1829)
Curtis, Thomas, fl. 1820 · London : Thomas Tegg · leaf 342
the ftirnace the heatwas applied only to the bottom of the boiler;and a further loss was sustained by placing, as isstill common in furnaces generally, the centre ofthe grate under the centre of the boiler: withoutreflecting that the stream of air towards thechimney always carries the heat and… … DISTILLATION. 325 boiler before it passes off, by which the wholemass of fluid in the boiler is heated at once,and the heat may be maintained with great regu-larity, while a much less quantity of fuel willsuffice. The brick-work surrounding the boilerreadies as high as tlie circle A- k. The worm is…
Encyclopedias and dictionaries · Aeronautics
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