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Gufungura Guhanga: Inyungu zo guhindura amazi ya Graphite ya Amazi Yuzuye Imbonerahamwe y'abahanzi. Niki gituma amazi asohora graphite itandukanye? 3. Ibyiza byo gukoresha amazi ya Graphite Pencils 3.1 Inyuranye mubuhanzi bwubuhanzi 3.2 Ingaruka zidasanje 3.3 Kuvanga byoroshye no Kurengera 3.4 Ubuso n'uburyo bworoshe