NOVA: Absolute Zero DVD
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Item No.: WG42449
Absolute Zero presents the epic story of humanity's struggle to master extreme cold. This NOVA special recreates groundbreaking discoveries across four centuries that expanded our knowledge of low temperatures and led ultimately to today's cutting edge "cold technologies." The gripping story of the race between two leading chemists to liquefy helium and nitrogen opened the door to the modern era of refrigeration and modern air conditioning.More >
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