Podcast: DANGER from Used Batteries

In many households, old cell phones, power banks, and rechargeable batteries lie unused in drawers. But are these old batteries dangerous? In general, lithium-ion batteries can still store energy even after years. However, damage, aging, and improper storage can pose serious risks.
podcast guest Prof. Dr. Maximilian Fichtner analyzes a FocusOnline video in which a firefighter warns: “Never just store old cell phones in drawers.” Together, we discuss the following three questions:

• How do rechargeable batteries actually age?
• What happens when lithium-ion batteries are deeply discharged and/or swell?
• Are old batteries really ticking time bombs? What danger do they actually pose?

Click here for the podcast episode: https://youtu.be/8hrYNWbVSXk?si=ybsROzveZmNCxWhc