Likhoebo tsa lehae tse kholo tsa tlhahiso ea calcium carbide PVC li khothaletsa ka matla leano la nts'etsopele ea moruo o chitja, ho holisa le ho matlafatsa ketane ea indasteri e nang le calcium carbide PVC e le mantlha, le ho leka ka matla ho aha sehlopha se seholo sa indasteri se kopanyang "letsoai la mashala-motlakase". ea lisebelisoa tse tala bakeng sa indasteri ea PVC. Li-coal-to-olefin tsa malapeng, methanol-to-olefin, ethane-to-ethylene le mekhoa e meng ea morao-rao e entse hore phepelo ea ethylene e be ngata haholoanyane.
