Electric

Cooley's Cyclopedia of Practical Receipts and Collateral Information · 1880 · p. 27
Syn. Insulator , Non-conductor . A substance which may under ordinary circumstances be readily made to evince electrical properties by friction. Electrics do not transmit, or conduct, electricity; whilst, on the other hand, AN ELECTRICS are good transmitters or conductors of electrical action. The most perfect electrics are shell-lac, sulphur, amber, jet, resinous bodies, gums, gun-cotton, gla , silk, diamond, agate, and tourmaline; dry fur, hair, wood, feathers, and paper; turpentine and various oils; dry atmospheric air and other gases, steam of high elasticity, and ice at 0° Fahr. The most perfect an electrics or conductors are the metals, charcoal, and saline fluids.
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