Monster magnet meets microwave magnetron...
14:11
Monster magnet meets monitors...
14:26
Mystery RADIOACTIVE Source | Can we identify it?
16:57
This Exotic Material Holds An Invisible Secret (Electret)
23:10
Lithium Ion Super Capacitors
11:44
Don't use strong lasers without this - easy to make!
14:09
LASER Hair Blaster | How strong is this "Class 1" laser?!?
11:33
Monster magnet meets aluminum can...
18:06