Nubwo ibiro byashyizeho icyuma gikonjesha, abantu baracyashyuha mu mpeshyi. Iyo bihujwe n'icyuma gikonjesha cya HVLS, umwuka ukonje uzakwirakwira neza muri buri mfuruka. Mu biro, nta mpamvu yo gukoresha umuvuduko mwinshi, reka gusa ukore ku muvuduko wa 30-40rpm, uzumva umeze neza cyane, nko guhagarara hafi y'inyanja.