Abantu basohora amashusho kumabati yicyayi, kugirango ibyayi byicyayi bitagira uruhare mukubungabunga ibiryo gusa, ahubwo binagira isura nziza, bishobora gukurura abakiriya. Amabati meza yicyayi agomba kunyura mubikorwa bigoye byo gucapa kugirango bigerweho. Icyayi gipakira icyuma gikozwe muri tinplate mubusanzwe gikenera gushyirwaho irangi ryubwoko runaka hejuru yimbere yicyuma gishobora gukurikiza ibiranga ibirimo (icyayi) kugirango birinde ibirimo kwangirika kurukuta rwibirimo nibirimo guhumana, bifasha kubika igihe kirekire. Ku cyayi, kugirango hirindwe gutunganywa nyuma yo gutunganywa, gushiramo ibyuma hamwe n'ingese, birakenewe kandi gushiraho urwego rwamabara ashushanya kugirango wongere isura. Kugirango imikorere yimbere yikibindi cyicyayi, ntigomba kuba ifite gusa kurwanya ruswa, gufatana neza, guhinduka, kutagira uburozi, kutagira impumuro nziza, kubahiriza isuku yibiribwa nibisabwa mumutekano, ariko igomba no kuba ifite ubushyuhe bwo gusana no gusana imbere mugihe cyakurikiyeho nko kwihanganira inshuro nyinshi gusudira ubushyuhe bwo hejuru bwaho, hamwe no gutakaza ubushyuhe bukabije kuri 121 ° C nyuma yicyayi.