Kutsanya kwemavara kunoreva dhigirii rekupera kwemachira akadhayiwa pasi pekuita kwezvinhu zvekunze (extrusion, friction, washing, mvura, kuratidzwa, chiedza, kunyudzwa kwemvura yegungwa, kunyudzwa kwemate, tsvina yemvura, tsvina yedikita, nezvimwewo) panguva yekushandiswa kana kugadzirisa.Iyo inokwenenzvera kukurumidza kunoenderana neiyo discolorat ...
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