Izilumkiso Musa ukuntywilisela ikhonkco ngokuthe ngqo kwizicoci ezinamandla ze-acidic kunye ne-alkaline ezifana ne-diesel, i-petroli, i-kerosene, i-WD-40, i-degreaser, kuba i-ring yangaphakathi yekhonkco ifakwe ngeoli ye-viscosity ephezulu, emva kokuba ihlanjwe ekugqibeleni, iyakwenza iringi yangaphakathi yome, nokuba njani...
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