The point of this tutorial is to create an object, like cylinder, with ability to change its length using bone. As you can see in video above, the black cylinder between two yellow mechanic hand can be stretched and squash as the mechanic hand moving wider or closer. 

 

This footage is a small part of a 30 second long TVC about stomachache medicine. The Footage describe how the medicine works. As a medicine flows inside the stomach, it will melt and spread to heal the stomach from the pain. 

The bubbles created by thinking particle from Cinema 4D. We can use the particle template that Cinema 4D already provided for us. All we have to do just do a little setting here and there to get the particle we want.

As you can se, the parameter inside the expresso is kinda complicated and crowded that will make us have some kind of headece to understand. But we need not to worry about that. Cinema 4D alreday do the script for us. After a little try and error, you will find that thinking particle as a new tool give you so much fun to play.