Kubibuye nyaburanga, abashushanya bakunda umuco karemano na siyanse yamabuye. Ubworoherane bwubuso bwavunitse hamwe nuburyo busanzwe bisenya umwimerere, bizana ingaruka zikomeye ziboneka ningaruka zitunguranye.

Ubuhanzi bwubuso
Ubuso busanzwe bwamabuye ntabwo bwafashwe muburyo ubwo aribwo bwose. Ubuso karemano burihariye, nka plate. Ubuso bwa granite bufite guhindagurika no kuvunika.
Reba neza, umuco karemano na siyanse yizo nkuta, igikundiro cyishyamba cya kirombe kitoroshye, izuba rirenga, unyuze mu cyuho kiri hagati yamashami namababi, umurongo hejuru kurukuta, uyu mwanya uhita ufite amahoro n'ituze ubwumvikane.
Kwinjira hano kuva ahantu heza bitera abantu gushaka guhagarara hano bakumva buhoro.

Imiterere yubuso
Gutondekanya mubwimbike n'ubugari bwubuso bwibuye ni ahantu hasanzwe kurwego rwintambwe. Ntabwo ari antiskid gusa, ahubwo ifite n'ingaruka zigaragara, zigaragaza imyumvire idasanzwe yumuco na siyanse.
Ubujyakuzimu kandi butaremereye, no kuzenguruka indabyo ndende kandi ngufi n'ibimera, byuzuzanya, umugabo yakurikiranye amaso ye kugirango akurikirane iherezo ryiza.

Ahantu nyaburanga urubura
Imirongo yibuye rya shelegi iroroshye kandi irasobanutse. Ibuye ryirabura n'umweru. Nibyoroshye kandi byimbitse. Umukara ni nk'urutare, naho umweru ni nk'isumo rya shelegi. Rimwe na rimwe birabagirana, rimwe na rimwe bituje, nkibishushanyo mbonera.