Household appliances and amenities surround you every day, but do you ever wonder how they work? Explore household items and learn how they work.
How does a GFCI outlet work?
In my bathroom there is a plug that has a "Test" and a "Reset" button. When I push the "Test" button, it cuts off the current to the outlet. What is this? How is it different from the fuse in the fuse box?