While many safety agencies publish standards along with testing methodologies and certification results, the IEC focuses on ...
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What Are The Holes In Electrical Plug Prongs For?
The US uses two standard electrical plug types: Plug Type A and Plug Type B. Both have two parallel pins for power, while the latter has an additional grounding pin for safety. But if you look closely ...
Metal prongs on a type-A electrical plug. - JACKREZNOR/Shutterstock Most gadgets and small appliances in U.S. homes have either a Type A or Type B electrical plug, perhaps with a cover to hide cords.
Add Yahoo as a preferred source to see more of our stories on Google. close up of Type A plug prongs - Gabriel Lopez/Shutterstock If you've ever stared at the holes in an electrical plug and wondered ...
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