Icyerekezo cya MOS: Urutare rwatuye rugizwe n'uduce twa kwarutsi twafatanye, rufite amabara y'ubutaka ashyushye kuva ku muhondo woroheje kugeza ku mukara utukura. Rworoshye gucukurwa no guhabwa ishusho ku maso y'inyubako, ku nkuta z'ubusitani, ku bwato bwo hasi no ku bice by'ubwubatsi. Imiterere yarwo ifite utwobo isaba gufungwa mu gihe rukoreshwa hanze mu bihe by'ubukonje bukabije.