5,000-xyoo-laus siv lead ua dagger pom nyob rau hauv ib qho chaw zais cia Iberian prehistoric qhov ntxa
Cov khoom siv lead ua no tau tsim los rau qee tus neeg xaiv uas tuaj yeem them taus cov khoom kim heev ntawm kev sau thiab hloov cov khoom siv rau hauv riam phom.