Amashishini emveliso yasekhaya ye-calcium carbide ye-PVC akhuthaza ngamandla isicwangciso sophuhliso loqoqosho olusetyhula, andise kwaye aqinise ikhonkco lezoshishino nge-calcium carbide PVC njengondoqo, aze azame ukwakha iqela elikhulu lemizi-mveliso elidibanisa "amalahle-umbane-ityuwa". yemathiriyeli ekrwada kushishino lwePVC. I-Domestic coal-to-olefins, i-methanol-to-olefins, i-ethane-to-ethylene kunye nezinye iinkqubo zanamhlanje zenze ukunikezelwa kwe-ethylene kuninzi kakhulu.
