Uchungechunge lwe-RV oluxhume ngokuthe ngqo kwisantya esiphezulu sempompo ye-vacuum yenye yezona zinto zisisiseko zokupompa izixhobo zokucoca, kwaye isetyenziswa ngokubanzi kumacandelo okuvelisa, njengokuxhasa izixhobo zophando lwezenzululwazi, ukufundisa kunye nokufaka izicelo ezifuna phezulu kunye nendawo ephantsi yokucoca umoya, ukuxhasa umgca wemveliso yamashishini e-elektroniki kunye ne-semiconductor, imveliso yemveliso yokukhupha ityhubhu yombala wombala, ukomisa i-vacuum, isixhobo sohlalutyo, ukuveliswa kokukhanya kombane, njl.