Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 208
up a greater or less provision of work,and which can then be utilised by ex-panding the air at a given moment, andat a given point in the most favourablecondition for its being applied. In somecases the expansion is sudden and inter-^^ mittent, as in the air-gun, the pneumaticpost, or in… … Fig. 194. tions is that to the lar Alps and elsewhere. There, owing to the steam produced, compressed air is of great service, for it not only supplies the power, but it ventilates the underground spaces. The principal parts of such machines, which were first employed on alarge scale in the Mont…
Physics
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