Flames from gas-fed heaters are melting away snow and ice at railway intersections in Chicago. It helps to keep the trains running with fewer delays.The US deadly cold snap has caused temperatures in the Illinois city to drop as low as -30C (-22F).Please subscribe HERE http://bit.ly/1rbfUog
from Pocket https://www.youtube.com/watch?v=PwG-pLkoePE
via TV Aerials Leeds
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