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Video: New cryogenic technology allows trains to remove leaves from rails | Daily Mail Online
New technology developed by engineers from The University of Sheffield allows trains to remove leaves from tracks as they go, using revolutionary cryogenic technology. Implementing this technology could save the UK millions in the long run.
β https://www.dailymail.com/video/sciencetech/video-2516607/Video-New-cryogenic-technology-allows-trains-remove-leaves-rails.html