Synchronization
https://web.archive.org/web/20210403001317/https://www.youtube.com/watch?v=t-_VPRCtiUg&feature=youtu.be
Instances
Chemical clock: Belousov–Zhabotinsky reaction
12:40
You are allowed to oscillate and damp out to equilibrium in an facilitatory way
https://web.archive.org/web/20210331211916/https://en.wikipedia.org/wiki/Belousov%E2%80%93Zhabotinsky_reaction