Incazelo yesichazamazwi yegama elithi "ivolumu yedola" isho inani lemali eliphelele elihwebelana ngempahla ethile, isibambiso, noma emakethe ethile. Ibalwa ngokuphindaphinda isamba senani lamasheya noma amayunithi adayiswe ngentengo ngesheya ngalinye noma iyunithi. Ivamise ukusetshenziswa njengenkomba yezinga lomsebenzi noma imali emakethe. Kwezezimali, ivolumu yedola iyimethrikhi evame ukusetshenziswa ekuhlaziyeni nasekuqhathaniseni umsebenzi wokuhweba wezibambiso noma izimakethe ezahlukene.