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The Cost of Air-Conditioning Fell by 97 Percent Since 1952


With all that sweltering weather, it is worthwhile to take a moment and think about air conditioning - the simple invention that provides us respite from the summer heat, enables humans to inhabit previously inhospitable places, increases our work productivity and has saved millions of people from suffering heat-related deaths. It is used by hundreds of millions of people around the world and, thankfully, it is also becoming ever more affordable.


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