Bantu speaking communities in the great lakes region of Africa develop iron forging techniques that enable them to produce carbon steel. (1 janv. 100 av. J.-C. – 1 janv. 100)
Description:
https://pubmed.ncbi.nlm.nih.gov/17830304/Schmidt, P.; Avery, D.H. (1978). "Complex iron smelting and prehistoric culture in Tanzania". Science. 201 (4361): 1085–89. Bibcode:1978Sci...201.1085S. doi:10.1126/science.201.4361.1085. PMID 17830304. S2CID 37926350
Ajouté au bande de temps:
Date:
1 janv. 100 av. J.-C.
1 janv. 100
~ 200 years