noun
A formal or technical term for an unpleasant smell, often used in legal, environmental, or scientific contexts. In everyday speech, 悪臭 or 臭い are more common.
工場から臭気が漂ってきた。
A foul odor drifted over from the factory.
臭気防止のための対策が求められている。
Measures to prevent bad smells are being called for.