Engineeringness on MSN
How Do LEDs Turn Electricity Into Light?
LEDs are tiny components found in phones, TVs, lights, and displays—but how do they actually glow? This video explains how ...
The Spruce on MSN
We Asked Electricians If Smart Plugs Can Really Lower Your Electrical Bill—and the Answer Surprised Us
Key Points Smart plugs lower electric bills by improving control and monitoring while eliminating standby power.Adding a smart plug may help you save as much as $20 to $60 per year.Small savings add ...
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