Ko nga hinonga whakaputa konupūmā konupūmā konupūmā PVC e kaha whakatairanga ana i te rautaki whanaketanga o te ohanga porowhita, te whakanui me te whakapakari i te mekameka ahumahi me te konupūmā carbide PVC hei matua, me te ngana ki te hanga i tetahi huinga ahumahi nui-nui e whakauru ana i te "wao-hiko-tote" .I tenei wa, ko nga puna o nga hua vinyl vinyl i Haina kei te whanake i roto i te huarahi rereke, i whakatuwheratia ano he huarahi hou mo te hoko rauemi mata mo te ahumahi PVC. Ko te waro-ki-olefins, methanol-to-olefins, te ethane-to-ethylene me etahi atu tukanga hou kua nui ake te tuku o te ethylene.
