IBIKURIKIRA:
Isakoshi yo mumazi yo hanze ishobora gutwarwa nigikoresho kiramba gikozwe mubikoresho byo mu rwego rwo hejuru polyethylene kugirango amazi yawe agume hanze.Iki gikoresho cyamazi yo gukambika cyateguwe nigitoki cyo gutwara neza.
1) BPA, PVC na Phthalate kubuntu, ibikoresho byo mu rwego rwibiryo, umutekano kurushaho.
2) Igendanwa, igendanwa kandi ikabika umwanya, Yegeranye kandi byoroshye gutwara.
3) Kurwanya ubushyuhe bwinshi.
4) Kongera gukoreshwa no gukoreshwa.