Mabizinesi am'nyumba zazikulu zopanga calcium carbide PVC amalimbikitsa mwamphamvu njira yachitukuko yachuma chozungulira, kukulitsa ndi kulimbikitsa unyolo wamafakitale okhala ndi calcium carbide PVC monga pachimake, ndikuyesetsa kumanga gulu lalikulu la mafakitale kuphatikiza "mchere wa malasha-mchere". za zopangira zamakampani a PVC. Malasha-to-olefins apakhomo, methanol-to-olefins, ethane-to-ethylene ndi njira zina zamakono zapangitsa kuti ethylene ikhale yochuluka.
