Obuveera obw’okwewunda tebukoma ku kukola wabula era busanyusa mu ngeri ey’okulabika obulungi. Dizayini ennungi era ey’omulembe eyongera ku ngeri y’okukolamu ebintu byo eby’omulembe, ekizifuula ezisikiriza bakasitoma bo mu ngeri ey’okulaba. Obutonde obw’obuveera obw’obwerufu busobozesa obulungi bw’ebintu byo okumasamasa, ne kikola eky’okwolesebwa ekisikiriza.