I-Filit yePronethi yeProbal
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I-Filit yePronethi yeProbal
Izindlu zeplastiki zePlaysi I-Bilit Shageter inokuthi ifezekise ukusetyenziswa kweentlobo ezininzi ze-acid scocid kunye nezisombululo zealkali. Indawo yexesha elinye-inaliti iyenza ukuba ukucocwa kube lula kakhulu.