Ihe oriri bụ ngalaba nke waya na-ejuputa mpaghara oghe nke sistemụ aka. Akụkụ ndị a na-agbakwunye mgbakwunye nchekwa nchekwa, na - egbochi ndị mmadụ na nnukwu ihe site na ịgafe oghere. Okpughe nke waya, ma ọ na-akpa ma ọ bụ welded, Kwe ka usoro iwu na-eme ka usoro a na-enweghị mgbochi, kemfe, ma ọ bụ ikuku.