What does O3 mean in Transportation?
This page is about the meanings of the acronym/abbreviation/shorthand O3 in the Governmental field in general and in the Transportation terminology in particular.
Find a translation for O3 in other languages:
Select another language:
What does O3 mean?
- a form of oxygen, O3, produced when an electric spark or ultraviolet light passes through air or oxygen, that in the upper atmosphere absorbs ultraviolet rays, thereby preventing them from reaching the earth's surface, but that near the earth's surface is a harmful irritant and pollutant: used commercially for bleaching, oxidizing, etc.