Igishushanyo mbonera cya mpeta yo hanze yumunwa wamacupa hamwe nigitambara cyo gufunga bituma bifunga neza, ntabwo rero bizatemba amazi mugihe bihinduwe, kandi bigira uruhare mukubungabunga agashya.
Umunwa wuzuye icupa utuma ugaragara neza kandi ntukure amaboko.Kandi ikirahure cyijimye cyerekana neza, ntabwo byoroshye kumeneka.
Ikirahuri cyamabara hamwe na ultraviolet ikingira.
Ibi nibintu byose ushobora kwifuza mumacupa yigitonyanga kumavuta yawe yingenzi hamwe no kuvanga amavuta.Nibyiza kandi murugendo.Fata amavuta yawe, parufe nandi mazi mato hamwe nawe mumacupa yuzuye kandi yongeye gukoreshwa.BPA Ibitonyanga.Kuyobora Ikirahure Cyubusa.Icyiciro cyubuvuzi, nibiryo bifite umutekano.