Inyungu y'ibicuruzwa:
Igishashara cya polyethylenecyane cyane igira uruhare runini mugutunganya ibyuzuye byuzuye, bishobora gukemura neza imvurauwuzuzaibicuruzwa no kuzamura cyane uburabyo bwibicuruzwa.Sainuo ibishashara 116Ibicuruzwa byuruhererekane byibanze ku gukwirakwiza karubone, gukwirakwiza uburemere bwa molekuline, kugabanuka kwubushyuhe buke bwumuriro, hamwe nibintu byiza bya kare, hagati, na nyuma yo gusiga amavuta.