Historical research indicates that ancient Chinese elites employed sophisticated methods to combat summer heat, including the use of water-powered fans and ice. During extreme heatwaves, such as one in the Qing dynasty, temperatures could reach 40-43 degrees Celsius, leading to significant loss of life, particularly among the poor and laborers. AI
RANK_REASON The article discusses historical cooling methods and heatwaves in ancient China, which is not directly related to current AI industry news.
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