Ibhokisi yenguqu yenziwe ikakhulu ngezinto ezisingqongileyo (HDPE) (PP) imathiriyeli ekrwada.Ibunjwe ngokukodwa yinkqubo yokubumba isitofu esinye.Akukho mbala, umphezulu ogudileyo, kulula ukuwucoca, isiphumo esihle sokufakelwa kwe-thermal, ungoyiki ukuwa, ubomi benkonzo ende.