Clay graphite crucibles, oo sidoo kale loo yaqaano garaafyada garaafyada ama saqafka naxaasta ah ee dhalaalay, ayaa ah aaladaha lagama maarmaanka u ah goobta dhalaalidda birta. Crcibles-yadan ayaa ugu horreyn loo isticmaalaa in lagu dhalaaliyo biraha aan birta ahayn sida naxaasta, naxaasta, dahabka, qalinka, zinc, iyo caleenta ...
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