Seems to be a russian train during the winter, and that sparking is quite a common phenomen when the overhead wires are icy.
That happens when air is very dry. It has nothig to do with ice.
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Seems to be a russian train during the winter, and that sparking is quite a common phenomen when the overhead wires are icy.
That happens when air is very dry. It has nothig to do with ice.
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