A natural philosophy : embracing the most recent discoveries in the various branches of physics, and exhibiting the application of scientific principles in everyday life .. (1899)
Quackenbos, G. P. (George Payn), 1826-1881 · New York, Cincinnati [etc.], American book company · leaf 320
hould becontinuous, and of such size that the fluid may follow it freelywithout danger of melting it,—say three-fourths of an inchacross. It should be placed as close as possible to the walland fixed securely to it. The lower end should be dividedinto two or more pointed branches, as shown at a, a,… … I ing is large, and particu-larly if it has more thanone point projecting up-ward, it should have sev-eral rods, either descend-ingdirectly to the ground,like c, d, in Fig. 291, orconnected together by agood conductor, and ul-timately carried downlike e, f, g,h. a 818. The security afforded by…
Physics
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