Ikozwe mu bikoresho bya polyethylene isize polypropilene (PP + PE), itanga uburinzi bukabije;
Kugirango ukoreshwe ahantu hashobora kubaho rence yo kumeneka, guterwa cyangwa gushiramo amazi yumubiri hamwe nabatwara gen.Guhuza ikibuno no mu ijosi byemeza ko amakanzu aguma afite umutekano.
