Carbon dioxide

Carbon dioxide is a chemical compound with the chemical formula CO2. It is made up of molecules that each have one carbon atom covalently double bonded to two oxygen atoms. It is found in a gas state at room temperature and at normally-encountered concentrations it is odorless.

Extends: [Carbon dioxide](https://wikipedia.org.ai/Carbon dioxide), [Acid anhydrides](https://wikipedia.org.ai/Acid anhydrides), [Acidic oxides](https://wikipedia.org.ai/Acidic oxides), Coolants, [Fire suppression agents](https://wikipedia.org.ai/Fire suppression agents)