Shorting out a fully charged cheap lithium jump starter. (It didn't end well.)
27:19
Inside a recalled Amazon Basics power bank.
27:33
Excellently awful eBay trash (with schematic)
2:13:54
Master Nessus in 2 Hours: Ethical Hacking & Pentesting with Nessus Scanner
30:00
Using salvaged lithium cells to power LEDs directly. (with protection test)
20:32
Holey Plugs, Batman! But... what are they for?
12:24
How Zinc Batteries Are Defying Limits
29:22
Inside an Arbra dynamite exploder. (With explosion and danger-cats.)
30:07