1. Wopanga kapena wopereka mayankho, mbuye ndi kugwiritsa ntchito mayiko apadziko lonse lapansi.2.3. Njira yopopera yothira mafuta, ufa wa pulweter wa ma polyter wa polyerter wokutidwa ndi ufa, kutsatira kwambiri, kukana UV. Makulidwe am'madzi oposa 10um, kutsatira kwambiri.4.5. Ntchito yosiyanitsa mabungwe aboma: Mapangidwe oyambira, zolemba za Intrim, Zowongolera Zowongolera Zapamwamba Zapamwamba, Malangizo Opanga Makina Oyika6. Kunja kwa Steor Steoel, kukana kwamphamvu kwamphamvu, kuwonongeka kwa chimbudzi, moyo wafika zaka 50.
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