type of metallurgical furnace used for smelting to produce industrial metals
A blast furnace is a large industrial oven used to heat metal-containing rocks at extremely high temperatures in order to extract pure metals from them. This technology is fundamental to modern manufacturing because it enables the mass production of metals like iron, which are essential materials for building everything from skyscrapers to vehicles.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).