Gịnị na-ekpebi ike nrụgide na ike ịkwa akwa nke stud a na-adọkpụ?

Ihe e ji rụọ ya na nhazi ya na-ekpebi nke ọma, ígwè anaghị agba nchara siri ike karịa aluminom na ígwè; rivets blind nke ụdị drum, rivets nke na-adọkpụ waya na hippocampus rivets bụ rivets blind nke nwere ike dị elu.