Amapayipi wensimbi amnyama angena-seam akhiqizwa ngaphandle kwama-seams, okubanikeza inzuzo ehlukile ngaphezu kozakwabo abashisiwe. Ukungabikho kwama-seams kwenza lawa mapayipi aqinile kakhulu futhi athambekele ukwehluleka ngaphansi kwengcindezi. Lesi sici sibalulekile ezinhlelweni ezahlukahlukene, ikakhulukazi ekwakhiweni, lapho ubuqotho besakhiwo buvelele khona. Enye yezinzuzo eziyinhloko ze-s