Thus, carbon dioxide by itself is an acid gas but not a sour gas.
They're not dangerous, as long as there is no carbonic acid gas given off, and I don't smell any of that, yet.
Like some related amines, it is used in oil industry for the extraction of acid gas.
The carbonic acid gas is forced back into the body.
They, too, reacted with water, and a plant operator was burned by a cloud of acid gas.
Power plants release mercury, other metals, acid gases, and particles that harm people's health.
She also discusses the use of hydrocyanic acid gas as a chemical weapon.
That's a little more upscale, for almost three centuries meaning "water charged under pressure with carbonic acid gas."
In return our tissues give up a waste product, carbonic acid gas, which is thrown off by the lungs.
Scrubbers are one of the primary devices that control gaseous emissions, especially acid gases.