Ihe ndekọ kachasị ọhụrụ na-egosi na na Nọvemba 2020, mmepụta PVC n'ime obodo mụbara site na 11.9% ma e jiri ya tụnyere oge ahụ n'afọ gara aga. Ụlọ ọrụ PVC emechaala mgbanwe ahụ, etinyela ụfọdụ nrụnye ọhụrụ n'akụkụ osimiri, ọnụego ọrụ ụlọ ọrụ amụbaala, ahịa PVC n'ime obodo na-aga nke ọma, mmepụta kwa ọnwa amụbaala nke ukwuu.
