St. John, Thomas M. (Thomas Matthew), b. 1865 · New York, T. M. St. John · leaf 131
up and down. The current is carried bywires from the binding-posts to fuses. The heat gener-ated by resistance in the fuse ignites the powder or otherexplosive. EleBric soldering irons, flat-irons, teakettles, griddles, 128 HEAT PRODUCED BY EEECTRIC CURRENT. broilers, glue pots, chafing-dishes,… … Fig. igi. tie or part of the outfit can be made hot by simply turn-ing a switch. Fig. 191 .shows an ele(5lric heater placedunder a car seat. Many large industries that make useof the heating efEecls of the current are now beingcarried on. CHAPTER XXI. HOW LIGHT IS PRODUCED BY THE INCANDESCENTLAMP.…
Electricity
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