Ancient Chinese civilizations, including those from the Qin and Han dynasties, utilized warming baskets as a primary method for staying warm during cold winters before the advent of electricity. These devices, dating back over 2,000 years, initially functioned as simple room heaters with a charcoal brazier. Over time, their utility expanded to include garment steaming and fragrance diffusion by adding incense and water. AI
RANK_REASON The article discusses historical practices and does not report on a current event or development in the AI industry.
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