ポリ塩化 えんかビニルじゃありませんでした
porienkabinirujārimasendeshita

Noun
Desu Copula

The polite, past negative form of ポリ塩化ビニル

1. It was not polyvinyl chloride.; It wasn't PVC.

Past/Perfective
Negative
Polite
Terminal Form
Chemistry