Iyini umaka wokusula okomile?

Njengomaka wokusula okumanzi, omaka bokusula okomile basebenza emabhodini amhlophe, amabhodi ezimpawu, ingilazi nanoma yiluphi olunye uhlobo lwendawo engenazimbobo. Umehluko obaluleke kakhulu phakathi kokusula okomile kanye nezimpawu zokusula ezimanzi ukuthi omaka bokusula okomile kulula ukuzisula, okubenza babe ukukhetha okungcono kakhulu kokusetshenziswa kwesikhashana.