Itara rimena ibirahuri nigikoresho cyizewe kandi cyubukungu gikoreshwa mugukoresha umutwe wumuriro. Amatara afatika aroroshye kuyakoresha, agizwe nigitereko gito cya termo gikozwe mubirahuri birimo amazi yimiti izaguka byihuse mugihe hagaragaye ubushyuhe bwiyongera, guturika itara ryikirahure kubushyuhe bwateganijwe mbere, bityo bigakora spinkler.