Why were the bantu more successful thsn the egyptians at iron smelting?

The Bantu were more successful than the Egyptians in iron smelting due to their advanced techniques and knowledge of Metallurgy, which they developed and refined over centuries. They utilized a unique method of smelting that involved Natural Resources readily available in their environment, allowing for more efficient production of high-quality iron. Additionally, the Bantu's migratory lifestyle facilitated the spread of their ironworking skills across sub-Saharan Africa, leading to widespread adoption and innovation. In contrast, Egyptian iron smelting was slower to develop and less adaptable to varying environmental conditions.