Battery Safety, Lithium Ion, Discharge, and Proper Use

 What’s the strategy behind lithium ion cells in series? How to handle, charge, and discharge the 18650 battery cells of the SCUTTLE robot. Special precaution should be taken since these cells are very powerful and potentially dangerous. How to remove battery cells from SCUTTLE’s pack: https://youtu.be/fC4sgXplA3k?t=73