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The molten stream pouring from the thirty-five ton electric furnace is slag-waste material melted down during the process of refining. It is composed largely of limestone, which carries with it various other impurities in the metal. In the foreground is a huge ladle into which the molten steel will
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The molten stream pouring from the thirty-five ton electric furnace is slag-waste material melted down during the process of refining. It is composed largely of limestone, which carries with it various other impurities in the metal. In the foreground is a huge ladle into which the molten steel will

United States. Office For Emergency Management, Palmer, Alfred T. · 1940-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

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pennsylvaniabrackenridgeallegheny countysafety film negativesunited states
Credit lineThe molten stream pouring from the thirty-five ton electric furnace is slag-waste material melted down during the process of refining. It is composed largely of limestone, which carries with it variou. 1940-01-01. United States. Office For Emergency Management, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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