The initial useful vapour-compression refrigeration method was designed by James Harrison, a British journalist who had emigrated to Australia. His 1856 patent was for a vapour-compression process making use of ether, alcohol, or ammonia. He crafted a mechanical ice-building machine in 1851 around the banking companies from the Barwon River https://santmagazine.com/save-money-and-prevent-breakdowns-with-regular-refrigerator-inspections/