+A chain reaction is a process where each step initiates the next, creating a cascading sequence. This [self-propagating](/wiki/Self-Propagating) series can grow quickly, like the splitting atoms in a [Nuclear Reaction](/wiki/Nuclear_Reaction).
+## See also
+- [Fission](/wiki/Fission)
+- [Cascade](/wiki/Cascade)
+- [Reaction](/wiki/Reaction)
... 1 more lines