Ivolumu yekholamu yeparamitha (CV) iluncedo kakhulu ekuboneni izinto ezivavanya. Abanye oochwephesha bacinga ukuba umthamo wangaphakathi we-cartridge (okanye ikholamu) ngaphandle kokupakisha umxholo ngaphakathi yivolumu yekholamu. Nangona kunjalo, umthamo wekholamu engenanto ayisiyo i-CV. I-CV yayo nayiphi na ikholamu okanye i-cartridge ngumthamo wendawo engahlali phantsi kwezinto ezipakishwe kwangaphambili kwikholamu. Le qatha iquka ivolumu ye-Intersstikial (ivolumu yendawo engaphandle kwamasuntswana apakishwe) kunye ne-parucle's surrosity (ivolumu ye-pore).
I-Post Tight: Jul-13-2022