有機 ゆうき汚染 おせん物質 ぶっしつじゃないです
yūkiosembusshitsujanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 有機汚染物質

1. It is not an organic pollutant.; It's not organic pollution.

Negative
Polite
Casual Register