有 害 物 質(ゆうがいぶっしつ)

ゆうがいぶっしつ

noun

harmful substance; hazardous material

1. harmful substance; hazardous material; toxic substance

A substance that can cause harm to humans, animals, or the environment. Commonly used in environmental, health, and safety contexts.

有害物質(ゆうがいぶっしつ)が検出(けんしゅつ)された。

A harmful substance was detected.

工場(こうじょう)から有害物質(ゆうがいぶっしつ)が流出(りゅうしゅつ)した。

Hazardous materials leaked from the factory.

飲料水(いんりょうすい)に含(ふく)まれる有害物質(ゆうがいぶっしつ)の基準値(きじゅんち)は法律(ほうりつ)で定(さだ)められている。

The standard limits for harmful substances in drinking water are set by law.

Composed of 有害(ゆうがい) (harmful, hazardous) + 物質(ぶっしつ) (substance, material). A formal compound frequently seen in news, environmental reports, health regulations, and product safety information.

Common collocations

有害物質(ゆうがいぶっしつ)を含(ふく)む: to contain harmful substances
有害物質(ゆうがいぶっしつ)の排出(はいしゅつ): emission of hazardous materials
有害物質(ゆうがいぶっしつ)を除去(じょきょ)する: to remove toxic substances
有害物質(ゆうがいぶっしつ)の規制(きせい): regulation of harmful substances

Similar words

有毒(ゆうどく): toxic, poisonous — more specifically about poison
化学物質(かがくぶっしつ): chemical substance — neutral term, not inherently harmful
汚染物質(おせんぶっしつ): pollutant — specifically a substance that contaminates the environment
危険物(きけんぶつ): dangerous goods — broader category including flammable and explosive materials

Related Words

Compare: 有毒(ゆうどく) (toxic, poisonous)

Compare: 化学物質(かがくぶっしつ) (chemical substance)

Compare: 汚染物質(おせんぶっしつ) (pollutant)

Compare: 毒素(どくそ) (toxin)

general

Added 2026.4.5 12:37 · Revised 2026.9.2 13:02

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