Nayiphi na ivenkile ethengisa izinto kufuneka ibhengeze oko, nto leyo iyimfuneko, kodwa kusafuneka sigwebe amanqaku amaninzi e-propaganda ngendlela enengqondo. Umzekelo, i-propaganda edumileyo "yokumisa ucango" ithetha ukuba kudala ayisiyonto isayensi kangako. Ngokwesiqhelo xa sithetha ngemoto, i-hinge yocango idla ngokukhutshwa ukuze ithethe into ethile malunga neenxalenye zayo, le nto incinci kufuneka ithethe, kodwa ukuze sibone indlela yokuthetha, ayinakuthetha into egoso.
Kukho iintlobo ezimbini zeendawo ezidibanisa ucango nomzimba, enye ibizwa ngokuba yihinge, enye ibizwa ngokuba yi-limiter, njengoko igama lisitsho, enye izinzile, enye kukunciphisa i-engile yokuvula yocango, masiqale ngehinge. Ihinge idla ngokuthiwa yihinge, kukho iindlela ezimbini eziqhelekileyo ezithengiswayo okwangoku, ukustampa kunye nokufaka i-casting, iimodeli ezininzi zeempawu zaseJamani ziyi-cast hinge design. Ngenxa yokuba uyilo lwesakhiwo lwahlukile, ngoko ke iintlobo ezimbini zobukhulu be-hinge azifani, ii-cast hinges zidla ngokuba zikhulu kakhulu kune-stamped hinges.
Iihinji ezifakwe kwi-cast zineengenelo zokuchaneka kwemveliso kunye nobunye, ngamafutshane, zithambile ngakumbi kwaye zinkulu, ukusuka kwisakhiwo somthamo wokuthwala nazo zineengenelo, kodwa ubunzima bukhulu, iindleko zemveliso ziya kuba phezulu; Iindleko zemveliso zokunyathela iihinji ziya kuba ziphantsi, kwaye akuyi kubakho kuncipha kokusetyenziswa kweemoto zosapho, ezinokuhlangabezana ngokupheleleyo nemfuno.
