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Kuzunguruka kuri Viali n'amacupa kumavuta yingenzi
Kuzunguruka kuri vial ni vial ntoya byoroshye gutwara. Mubisanzwe bikoreshwa mugutwara amavuta yingenzi, parufe cyangwa ibindi bicuruzwa byamazi. Zizana imitwe yumupira, zemerera abakoresha kuzunguza ibicuruzwa byabigenewe kuruhu bidakenewe intoki cyangwa ibindi bikoresho bifasha. Igishushanyo cyombi gifite isuku kandi cyoroshye gukoresha, gukora umuzingo kuri vial ukunzwe mubuzima bwa buri munsi.
