The researcher added a chelating agent to the solution to remove trace metal ions before analysis.

Linguists often study agent nouns to understand how languages express the doer of an action.

During the 19th century, the Indian agent negotiated treaties and distributed supplies to the tribes under federal supervision.

Indian agents were often responsible for distributing supplies and enforcing policies on reservations, a role that had lasting impacts on tribal communities.

Laboratory protocols list several oxidising agents that require careful handling.

In the lab report, she noted that potassium permanganate acted as an oxidising agent in the reaction.

Linguists often debate whether agentive nominalisations should be analyzed as verbs or as nouns.

Linguistics students analyzed how agentive nominalizations change the interpretation of a sentence in corpus data.

The crown agents negotiated new trade agreements on behalf of the territory.

As crown agent, she prepared the prosecution brief and counseled the Lord Advocate on legal strategy.