Izinhloso zekhwalithi yokusakaza, imishini yezimboni enembayo ephezulu, ubuchwepheshe obuphakeme kakhulu, ubuchwepheshe obuvuthiwe, inqubo eqinile yonke i-radcrossing, kusetshenziswa ukucutshungulwa kwezinto ezingeniswa kwamanye amazwe, ukwenza ikhwalithi yokukhiqiza ezinzile, izinga lesondlo liphansi kakhulu, ukuze kufuneke imikhiqizo esezingeni lokuqala ukubhekana nezinkinga ukuncintisana kwemakethe okuqinile.
