Umfutho womoya osebenza ngesandla ofaka umoya esithandweni, embawula yomkhandi, noma esithandweni sokuncibilikisa insimbi. Wandisa umoya-mpilo futhi uphakamisa izinga lokushisa lokusha kusukela cishe ku-800 °C kuya ngaphezu kuka-1100 °C. Izimo zawo emlandweni zisuka epayipini elilula lomhlanga kuya kumfutho wesikhumba osebenza ngezindlela zombili.