Chicago Is So Ridiculously Cold That the Railroad Tracks Need to Be on Fire to Keep the Trains Moving

There are over 140,000 miles of privately-owned standard-gauge rail in the United States, vital to the transportation of billions of tons of freight and people. Occasionally, it gets really cold where some of those train tracks sit. Like right now, in Chicago, where Wednesday’s high temperature is expected to be thirteen degrees below zero. Those temperatures are potentially deadly for humans, and deforming for the long pieces of metal that trains ride on.
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