ðɪ ɪmpˈɛlɚ kæn biː məʃˈiːnd fɹʌm sˈɑːlɪd jˈuːzɪŋ ˌɛnsˈiː məʃˈiːnz, ɪn mˈʌtʃ ðə sˈeɪm wˈeɪ æz ðæt əvə sˌɛntɹɪfjˈuːɡəl dɪzˈaɪn.
The impeller can be machined from solid using NC machines, in much the same way as that of a centrifugal design.