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Ukusetyenziswa okuqhelekileyo kwezinto zobhedu
I-Brass yintsimbi ye-Alloty eyenziwe ngobhedu kunye ne-zinc. Ngenxa yepropathi eyodwa ye-brass, endiya kungena kwiinkcukacha ezingaphezulu apha ngezantsi, yenye yezona zinto zisetyenzisiweyo zalo. Ngenxa yokuqalisa, kukho amashishini angenasiphelo kunye neemveliso ezisebenzisa i-thi ...Funda ngokugqithisileyo