Name: Hoopy Explains How a GFCI Outlet Prevents Electric Shock
Uploaded: 2026-07-12
Description: How the TEST/RESET outlet by your sink senses a shock hazard and cuts power in 1/40th of a second, before it can hurt you.

Three Knots You Should Actually Know
Hoopy Explains How a Smoke Detector Senses Smoke
Hoopy Explains How to Sharpen a Kitchen Knife