Humans started to master that process in Eurasia by about 2000 BCE, and the use of iron tools and weapons began to displace copper alloys, in some regions, only around 1200 BCE.
Manusa Éurasia prasida ngolah punika sawatara 2000 SM,Mal:Not in body miwah pawigunaan piranti miwah sanjata wesi kakawitin ngingsirang paduan tembaga, ring makudang wewengkon, wawu kamargiang ring 1200 SM.