The US electrical system is not 120V
25:48
Perhaps the weakest link in the US electrical system
15:59
The GFCI/RCD: A Simple but Life-Saving Protector
24:16
What exactly is the goop inside a lava lamp?
23:10
Fiber vs. Copper; What do we really need?
8:08
Do Different Voltages Mean the Same Thing?
27:19
Electric car chargers aren't chargers at all – EVSE Explained
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Switches are Clicky; Here's Why
14:30