ABC - DEF - GHI - JKL - MNO - PQRS - TUV - WXYZ Languages: Photochemical reaction
Definition:
Refers to any chemical reaction which occurs as a result of light energy from
the sun.
For example, ozone is formed through a photochemical reaction involving
nitrogen dioxide and reactive organic compounds.
Source:
DNREC online
 A history of air pollution
events
More:
The adjective "photochemical" also describes substances that
react or that are formed under the action of the sun.
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