Amaphethelo okwakheka kwezwe ayingxenye ebalulekile kodwa evamise ukunganakwa yokwakheka kwezwe okungathuthukisa kalula ukukhanga kwendawo. Nakuba isebenza kuphela njengokuhlukanisa phakathi kwezindawo ezimbili ezihlukene, unqenqema lwengadi lubhekwa njengemfihlo yokuklama yabadwebi bezindawo abangochwepheshe. Imiphetho yensimbi ye-Corten igcina izitshalo nezinto zasengadini zisendaweni. Iphinde ihlukanise utshani endleleni, inikeze umuzwa ohlanzekile futhi ohlelekile futhi wenze imiphetho egqwalile ibonakale ibukeka.