+A **reactor** is a controlled vessel where fundamental transformations unfold. Within its containment, a [chemical reaction](/wiki/Chemical_reaction) or [nuclear reaction](/wiki/Nuclear_reaction) is harnessed to yield energy or new materials.
+## See also
+- [Chemical Process](/wiki/Chemical_process)
+- [Nuclear Power](/wiki/Nuclear_power)
+- [Fission](/wiki/Fission)
... 1 more lines