Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Audience members listen to a presentation during an edge-of-field workshop at the Ames Water Treatment Plant, Thursday, March 2, 2023, in Ames, Iowa.
Source: https://phys.org/news/2023-04-tech-cleaner-iowa.html