"To address unknowns about performance in Canada's colder northern climate, additional testing was needed. To fill this gap, reserchers from the National Research Council of Canada's (NRC) Automotive and Surface Transportation Research Centre built the Cold Weather Air Brake (CWAB) modular system - a first of its kind system that replicates the braking functions of a train more than 180 metres long inside a controlled climatic chamber..." (National Research Council Canada, 2025)
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National Research Council Canada. (2025, December 15th) Breaking Through the Cold: NRC Innovation Keeps Canada's Railways Moving. Available from National Research Council Canada News: https://nrc.canada.ca/en/stories/braking-through-cold-nrc-innovation-keeps-canadas-railways-moving