{"id":620800,"date":"2026-01-18T20:31:07","date_gmt":"2026-01-18T19:31:07","guid":{"rendered":"https:\/\/cronologia-universale.it\/may-11-1860\/"},"modified":"2026-01-18T20:31:07","modified_gmt":"2026-01-18T19:31:07","slug":"1851-3","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/1851-3\/","title":{"rendered":"1851"},"content":{"rendered":"<p>Scotsman James Harrison, who emigrated to Australia in 1837, built a refrigerator based on the vapor compression of ether for an Australian brewery. Harrison and American Alexander Twining, who had simultaneously done much the same thing but with vapor compression, are considered the inventors of commercial refrigeration.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Scotsman James Harrison, who emigrated to Australia in 1837, built a refrigerator based on the&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-620800","post","type-post","status-publish","format-standard","hentry","category-vg-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>1851 - Cronologia Universale<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cronologia-universale.it\/en\/1851-3\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1851 - 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