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Elementary electricity up-to-date; (1909)

Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 80

An illustration from Elementary electricity up-to-date;, 1909, leaf 80
ding im-perfect conductors ; destroying animals ; melting metals ;firing inflammable substances; sulphureous smell (ozone) ;and similarity of appearance between the brush dischargefrom the tips of masts and spars sometimes seen at sea, 80 LIGHTNING 8l cailed St. Elmos fire by the sailors, and the… … A Brush Discharge of Lightning. It is generally agreed, however, that the cause of light-ning is the condensation of water vapor in clouds. Thunder Storms.—One of the most interesting mani-festations of statical electricity is the thunder showerwhich is brought about in this way. Although bodies…

Electricity

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