Page:Popular Science Monthly Volume 90.djvu/455

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At Last! Electric Steel Is Here

���The electncity after passing through a system of connections and transformers enters the furnace through the three large carbon sticks or electrodes which can be seen issuing through the roof. This particular view shows a six-ton furnace. Into it, when hot, either cold scrap iron or steel or sometimes molten pig iron is put and the electricity turned on. In three or four hours the pro- cess is completed and the steel is ready to pour. Tons of electric steel are now made in a single furnace where formerly it took over twenty crucibles and much time to make one ton


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