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火是物质燃烧时发生的热和光。燧人氏是我国传说中人工取火的发明者。远古人类茹毛饮血,他钻木取火,教人熟食,反映我国原始社会发明用火和进步到熟食的情况。但是究竟在什么时代,无从查考。1929年在北京西南的周口店遗址发现猿人化石,其中某些化石有被火烧的痕迹,考古家认为大约在40～50万年以前。后来在山西省芮城县西侯渡和云南省元谋县上那蚌村,发现大量炭屑和有深灰色的动物骨头,估计是被火燃烧过的,大约在100～300万年以前。希腊哲学家赫克拉利特(Herakleitose,536～470 B.C.)认为万物是由火生成,就是说西方发明用火的
Fire is the heat and light that occurs when a substance burns. Sui Ren’s legend is the inventor of artificial fire. Ancient human rumangxueyin, he drill wood fire, teach people cooked, reflecting the invention of our country’s primitive society with fire and progress to cooked food situation. But in what era, no investigation. In 1929, anthropoid fossils were found in the ruins of Zhoukoudian in the southwest of Beijing. Some of the fossils were found to have been burned by fire. Archeologists thought it was about 400,000 to 500,000 years ago. Later, Xihoudu, Ruicheng County, Shanxi Province and Shangmou Village, Shangmian County, Yuanmou County, Yunnan Province found a large amount of charcoal and dark gray animal bones, which were estimated to have been burnt by fire, about 100 to 3 million years ago. Greek philosopher Herakleitose (536 ~ 470 B.C.) that all things are generated by fire, that is, the West invented the use of fire