ery and an induction coll. The ebonitecell is held between contact springs at each end, and is pro-vided with a screw plug which is inserted in one end whenthe battery is not in use; but when in operation this is re-placed by a plug carrying a bar of zinc. The current ofelectricity generated by the… … AN ELECIBIC HAIB AND FLESH BBUSH. coil leads to a metal plate attached to the back of the han-dle, and the other leads to a plate in contact with bristles,which are made of a suitable conducting material. Whenthe brush is grasped in the hand, the current passes throughthe body to that point which…
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