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17,000-year-old furnace in North China sheds light on ancient fire technology_蜘蛛资讯网

Cultural Heritage AdministrationThe remains of a prehistoric furnace used for heat-treating stone tools around 17,000 years ago has been discovered at the Xinmiaozhuang site in Yangyuan county, North

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ne meter in diameter. Inside, they found traces of ash and reddish burnt soil, while around the furnace were many stones and stone products that had been heat-treated, as well as waste flakes.The disc

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