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The reason most electrical plug prongs have holes in them

Fonte Engadget 科技Há 1 dias
Resumo do conteúdo

If you've ever looked at the end of a plug, you've probably wondered why some have holes, and some don't - and no, it's not actually a big conspiracy theory.

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Canal de origem
Tecnologia
Região de origem
Américas
Idioma do texto original
English
Número do item
tech-218ce980

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The reason most electrical plug prongs have holes in them · Panorama Universal