Smog was a term for atmospheric pollution, a portmanteau of the words "smoke" and "fog" in English. (TOS episode: "Bread and Circuses")
As of 2267, the planet Neolithia had no smog. (TOS novel: Mission to Horatius)
| This article is a stub relating to a material or substance. You can help our database by expanding on it.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.