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The elements of natural philosophy : copiously illustrated by familiar experiments and containing descriptions of instruments, with directions for using : designed for the use of schools and academies (1856)

Sprague, A. W. (Alfred White), 1821-1891 · Boston : Phillips, Sampson & Company · leaf 367

An illustration from The elements of natural philosophy : copiously illustrated by familiar experiments and containing descriptions of instruments, with directions for using : designed for the use of schools and academies, 1856, leaf 367
and free from the moisture of the atmosphere. Good chlorate ofpotash usually has a thin scaly appearance, and a shiny lustre. t These alcohol lamps are provided with a ground-glass cap, fitting tightlyover the wick. When the lamp is not in use this cap should be kept on. t Guard against removing… … 358 OXYGEN. HOW PREPARED. Fig. 275. oxide of manganese in a cast-iron bottle, Fig. 274. This bottleis of the same capacity of the copper flask,and has a tube, ground to fit tightly itsneck; from this tube leads a hose con-necting with the purifier. Fill the bottleabout half full of manganese, and…

Physics

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