different outlets

Why Do Different Countries Have Different Outlets?

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Why Do Different Countries Have Different Outlets? At first, plugs in the U.S. had only two tabs without a ground pin. Engineers developed the idea of a ground pin to make plugs safer in the 1920s. … So because different countries adopted innovations like these at different times, the plugs that they used changed throughout

Do Different Countries Have Different Outlets?

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Do Different Countries Have Different Outlets? Do different countries have different outlets? But for the 90% who do, there are 15 different types of domestic electrical outlet plugs in use around the globe. To understand why electric outlets aren’t all the same, you need to know how a plug works. Why different countries have different