Hoʻoikaika ikaika nā ʻoihana ʻoihana calcium carbide PVC i ka hoʻolālā hoʻomohala ʻana i ka hoʻokele waiwai pōʻai, hoʻonui a hoʻoikaika i ke kaulahao ʻoihana me ka calcium carbide PVC ma ke ʻano he kumu, a hoʻoikaika e kūkulu i kahi puʻupuʻu ʻoihana nui e hoʻohui ana i ka "coal-electricity-salt" I kēia manawa, ke ulu nei nā kumu o nā huahana vinyl vinyl ma Kina i kahi ala like ʻole, a ua wehe pū i kahi ala hou no ke kūʻai ʻana i nā mea maka no ka ʻoihana PVC.ʻO nā lanahu-a-olefin, methanol-to-olefins, ethane-to-ethylene a me nā kaʻina hana hou ʻē aʻe i hoʻonui i ka lako o ka ethylene.
