Ihe kacha pụta ìhè n'usoro ihe ọkụkụ a bụ osisi hex, dabere na nhazi bọọlụ dị omimi.A na-eji ya na ngwa ebe akwa akwa, skru setịpụrụ, ma ọ bụ ngwaọrụ mkpọchi ọ bụla achọghị.Usoro isiokwu a na-agụnye ọta igwe dabara adaba nke nwere akara rọba a kpụrụ akpụ na-akwado.Ọzọkwa dị relubricable-prefix “G”.