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Choyambira choteteza dzimbiri cha polyurethane chitsulo chofiira
Kapangidwe kake: Choyambira cha corrosion cha polyurethane red iron oxide (choyambira cha corrosion cha polyurethane red iron oxide) chimakhala ndi ma resins okhala ndi hydroxyl, iron oxide red, zodzaza utoto wotsutsana ndi dzimbiri, zowonjezera, zosungunulira, ndi zina zotero, ndi...Werengani zambiri
