izicathulo ze-EVA
Izikhono ze-EVA zithi ngokushesha isigaba sokuqala sokuthiwa ngeendlela ezimbili kanye neembonakalo yenkululeko. Zikhiwe ngokusebenza nge-Ethylene Vinyl Acetate, lezi zikhono zikhona ngenkinga lokulandelayo, ukukhathaliseka nokuhlula kakhulu. Izinhlobo eziphumaphi kwezi zikhono ze-EVA ziyahlukanisa amandla okusuka nokungena, eyenzi londaweni yokuzama nokuyilanda kanye nokubheka. Iindlela zenkxaso zokuthuthukisa ziquketha izimo nemvume wekhono, umphelo wosuthu olunonwabiyo, nesibhile esingabhedelelwa enhlangene nesihlahla semanani, kunye nenqanawe yezindlu zasemva. Izikhono ze-EVA zisetyenziswa ngamava emangweni, phakathi kwesicoco somthelela kanye nokuphela nokufunda ukuze bheke ukuthi abantu baye bangena indawo yesifundo nokudibanisa nokuthiwa kanye nokuthuthukisa.