SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Industrial ice production, 19th-century artwork. This is an ice factory from the 1890s, a period when a variety of methods were being used to produce artificial ice. This included the evaporation of ammonia or other volatile liquids to cool water until it freezes. Artwork from the 18th volume (second period of 1896) of the French popular science weekly 'La Science Illustree'.
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