Graphite crucible nwere àgwà ndị a 1. Nkwụsi ike nke okpomọkụ: Ezubere nke ọma iji hụ na ntụkwasị obi nke ngwaahịa ngwaahịa maka iji ọnọdụ graphite crucibles. 2. Nguzogide corrosion: Ụdị edo na ezigbo ntọala na-egbu oge nkwụsị nke ihe ahụ. 3. Mmetụta eguzogide...
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