Why streetlights on Milwaukee interstates, highways are purple
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As use of LED street lights grows, so do concerns over 'blue light' - The Boston Globe
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French authorities warn of health dangers from LED lighting | CTV News
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His Blue LEDs Changed How We Light Our World - IEEE Spectrum
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Blue LED Motorcycle Lights - Illumimoto
33 Foot - Plug in LED Fairy Lights- 100 Blue Micro LED Lights on Copper Wire - Hometown Evolution Inc.
