Ikoreshwa ryayo riva kuri firime zikoreshwa mu byuma na firime yo gufunga kugeza ku gupakira ibiryo, gupfunyika, na firime zo gupfunyika imyenda, harimo firime yo gupfunyika ifite ikimenyetso cyo gukomera, firime ihoraho, kandi ikora nk'urwego rw'ibanze muri firime yo gusohoramo ibintu.