Lo mkhiqizo unendawo ngaphandle kokwenza ngokwezifiso, inani elincane le-oda lincane, usayizi ogcwele (bona imininingwane yesingeniso sekhasi). Ubukhulu obungu-15C, ukuvala kahle, ukuma, okusetshenziselwa ukudla. Ubukhulu nokuqina komkhiqizo kungenziwa ngendlela oyifisayo, okuhlanganisa izinto ezigugulekayo nezigaywa kabusha zemvelo, kube noziphu ozovala futhi usetshenziswe kabusha, futhi isikhwama sinefasitela lokubona izinto zangempela ngaphakathi.