Emhlabeni wefenisha yehhovisi, ikakhulukazi kumakhabethe amafayela nezixazululo zokugcina, ukubaluleka kwenhlangano esebenza kahle akunakukhululwa ngokweqile. Isixazululo esisodwa esisha esithole ukuthandwa uhlelo lwendawo yokugcina insimbi engenayo. Lawa ma-rack aklanywe ngokuguquguquka nokuzivumelanisa engqondweni, ukwenza ukukhetha okufanele kwezidingo ezahlukahlukene zokugcina endaweni yasehhovisi.