Most travelers assume a travel adapter is all they need. They plug a US hair dryer into a London hotel socket with a $12 adapter and hear a loud pop. The adapter didn’t fail. It did exactly what it was designed to do — change the plug shape. It never promised to change the voltage. …
You’re standing in a hotel room in Paris at 11 PM, hair still wet from the shower, and your hair dryer just made a sound like a dying robot. You grabbed an adapter before the trip — you were sure you had it covered. But the problem wasn’t the plug shape. It was the voltage. …
