Instead of appearing white to the common driver, they could give off a violet or even full-on purple light. This is nothing compared to the biggest downside of LED lighting, but it's still a ...
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So long, purple streetlights. Only a handful of the lights remain on Wisconsin interstates.The DOT installed a batch of LED lights in 2018, mostly in the southeast region. At least 300 lights began changing color from white to purple. The effect would lead to interstates being lit ...
According to Scientific American, the purple hue isn’t exactly intentional. For years, cities have been upgrading public lighting infrastructure, going from sodium lamps to LED (light emitting ...
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