有害 ゆうがい化学 かがく物質 ぶっしつ
yūgai kagakubusshitsude

Noun
Da Copula

て-form: Used to connect clauses, make requests, or chain actions of 有害化学物質

1. Harmful chemical substances with. ; ; To connect clauses with harmful chemical substances.; ; To request with harmful chemical substances.; ; To chain actions with harmful chemical substances.

Te-Form
Chemistry