If you're planning to plug a power strip into a smart plug to control multiple devices at the same time, you might want to ...

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.

This article about electrical outlets is republished here with permission from The Conversation. This content is shared here because the topic may interest Snopes readers; it does not, however, ...