Gupakira Vacuum nuburyo bwo gupakira bukuraho umwuka muri paki mbere yo gufunga.Ubu buryo bukubiyemo (intoki cyangwa mu buryo bwikora) gushyira ibintu muri paki ya plastike, gukuramo umwuka imbere, no gufunga paki.Intego yo gupakira vacuum mubusanzwe ni ugukuramo ogisijeni muri kontineri kugirango wongere ubuzima bwibiryo kandi hamwe nuburyo bworoshye bwo gupakira, kugirango ugabanye ingano yibirimo.
Gupakira Vacuum bigabanya umwuka wa ogisijeni wo mu kirere, bikagabanya imikurire ya bacteri zo mu kirere cyangwa ibihumyo, kandi bikarinda guhinduka kw'ibigize ibintu bihindagurika.Irakoreshwa kandi mububiko bwibiryo byumye mugihe kirekire, nkibinyampeke, imbuto, inyama zikize, foromaje, amafi yanyweye, ikawa, hamwe nimbuto y'ibirayi (crisps).Mugihe gito cyane, gupakira vacuum birashobora kandi gukoreshwa mukubika ibiryo bishya, nkimboga, inyama, namazi, kuko bibuza gukura kwa bagiteri.
