Molweni nonke, sibuyele emsebenzini kwaye yonke into ibuyele esiqhelweni, imveliso iyaqhubeka.
Kuba silungiselele imathiriyeli ekrwada phambi kweholide, ngoku sinokubaleka ukuya kuthi ga kwi-3000pc phakathi kwale nyanga.
Singabonelela ngokuzinzileyo nangokulula abalandeli be-axial, abalandeli be-centrifugal ukuba ufuna ngoku.
Ixesha lokuposa: Mar-02-2021