Recent Examples of carbonic acid gas from the Web
The primitive atmosphere of the earth was greatly richer in carbonic acid gas [carbon dioxide] than the present, and therefore unfit for the respiration of the warm-blooded animals.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'carbonic acid gas.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Seen and Heard
What made you want to look up carbonic acid gas? Please tell us where you read or heard it (including the quote, if possible).