Alumina (AL2O3) yumbu ne na masana'antu wanda ke da tsayin daka, dogon sawa, kuma ana iya samuwa ta hanyar niƙan lu'u-lu'u.Ana ƙera shi daga bauxite kuma an kammala shi ta hanyar gyare-gyaren allura, latsawa, ƙwanƙwasa, niƙa, ƙwanƙwasa da aikin injina.Alumina (AL2O3) ce...
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