Manfacture ea banyaluoa

Re manfacture ea banyaluoa ba nang le boiphihlelo ba lilemo tse ka bang 10, ‘me re ka fana ka li-tiaras tsa banyaluoa ka lipalo tse ka tlase ho tse 3, mme ehlile ka phapang ea litheko.

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2) lesela le lesesaane le nang le zinki zlloy, mofuta ona oa li-tiaras o bonolo haholo ho o etsa, empa o boima haholo;

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3) li-cubic zircoina tse khabisitsoeng ka senoelo, tsena ke lintho tse turang haholo, empa e shebahala e le ntle haholo